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Lei Qian

Concepts (187)

Concepts are derived automatically from a person's publications.
Concepts are listed by decreasing relevance which is based on many factors, including how many publications the person wrote about that topic, how long ago those publications were written, and how many publications other people have written on that same topic.


Name Number of Publications Most Recent Publication Publications by All Authors Concept Score Why?
Vaccines
11
2022
222
2.050
Why?
Vaccination
17
2023
674
1.340
Why?
Whooping Cough
4
2022
75
1.090
Why?
Diphtheria-Tetanus-acellular Pertussis Vaccines
3
2022
95
1.020
Why?
Diphtheria
2
2022
14
0.930
Why?
Tetanus
2
2022
18
0.930
Why?
Cataplexy
1
2022
5
0.820
Why?
Narcolepsy
1
2022
6
0.820
Why?
Bell Palsy
1
2022
17
0.820
Why?
Thrombocytopenia
1
2022
15
0.820
Why?
Humans
45
2023
18430
0.810
Why?
Retrospective Studies
17
2022
2550
0.750
Why?
Myocardial Infarction
4
2022
249
0.650
Why?
Asthma
3
2020
390
0.580
Why?
Blood Cells
1
2016
4
0.560
Why?
Cohort Studies
10
2022
2672
0.560
Why?
Eosinophils
1
2016
9
0.560
Why?
Adult
20
2023
7910
0.540
Why?
Infant
10
2022
1245
0.540
Why?
Female
26
2022
13136
0.520
Why?
Male
23
2022
10440
0.470
Why?
Herpes Zoster Vaccine
3
2021
64
0.470
Why?
Seizures, Febrile
4
2022
47
0.450
Why?
Hospitalization
7
2022
847
0.420
Why?
Pandemics
4
2022
292
0.410
Why?
Aged
17
2021
6417
0.400
Why?
Delivery of Health Care, Integrated
4
2021
567
0.380
Why?
Influenza, Human
3
2022
282
0.370
Why?
Middle Aged
17
2021
8284
0.370
Why?
Natural Language Processing
3
2022
57
0.370
Why?
United States
13
2022
4164
0.360
Why?
Adolescent
12
2023
3798
0.360
Why?
Stroke
3
2022
311
0.350
Why?
Outpatients
2
2021
111
0.350
Why?
Patient Acceptance of Health Care
3
2022
407
0.340
Why?
Herpes Zoster
2
2021
88
0.320
Why?
Hepatitis B Vaccines
2
2020
46
0.300
Why?
Incidence
5
2022
1314
0.290
Why?
Databases, Factual
3
2019
327
0.280
Why?
Case-Control Studies
4
2023
1173
0.270
Why?
Infant, Newborn
4
2022
872
0.270
Why?
Influenza Vaccines
4
2019
290
0.270
Why?
Young Adult
11
2021
2518
0.270
Why?
Measles Vaccine
2
2022
21
0.240
Why?
California
9
2022
2365
0.240
Why?
Prospective Studies
4
2023
1314
0.220
Why?
Typhoid-Paratyphoid Vaccines
1
2022
3
0.210
Why?
Models, Statistical
2
2014
185
0.210
Why?
Travel
1
2022
10
0.210
Why?
Corynebacterium
1
2022
3
0.210
Why?
Latent Tuberculosis
1
2022
10
0.210
Why?
Shoulder Injuries
1
2022
2
0.210
Why?
Tuberculosis
1
2022
20
0.210
Why?
Placenta
1
2022
20
0.210
Why?
Aged, 80 and over
8
2020
2003
0.210
Why?
Orthopedic Procedures
1
2022
6
0.200
Why?
Anaphylaxis
2
2019
15
0.200
Why?
Child, Preschool
8
2021
1478
0.200
Why?
Measles
1
2022
26
0.200
Why?
Child
8
2022
2571
0.190
Why?
Treatment Adherence and Compliance
1
2020
13
0.180
Why?
Politics
1
2020
13
0.180
Why?
Vaccination Coverage
1
2021
45
0.180
Why?
Inpatients
1
2021
80
0.180
Why?
Urinary Tract Infections
1
2020
21
0.180
Why?
Hepatitis B
1
2020
43
0.180
Why?
Diabetes Complications
1
2021
119
0.180
Why?
Emergency Service, Hospital
2
2021
382
0.180
Why?
Betacoronavirus
1
2020
36
0.180
Why?
Ischemia
1
2019
4
0.170
Why?
Peripheral Arterial Disease
1
2019
13
0.170
Why?
Coronavirus Infections
1
2020
50
0.170
Why?
Pneumonia, Viral
1
2020
57
0.170
Why?
Stress, Psychological
1
2020
147
0.170
Why?
Autism Spectrum Disorder
1
2022
164
0.170
Why?
Recurrence
2
2016
187
0.160
Why?
Antihypertensive Agents
1
2020
172
0.160
Why?
Delivery of Health Care
2
2020
444
0.160
Why?
Pregnancy
2
2022
1516
0.160
Why?
Hypertension
2
2020
524
0.160
Why?
Dyslipidemias
1
2019
65
0.160
Why?
Risk
3
2020
552
0.160
Why?
Pain
1
2019
84
0.160
Why?
Disease Progression
2
2016
271
0.160
Why?
Telemedicine
1
2021
184
0.150
Why?
Healthcare Disparities
1
2020
211
0.150
Why?
Medicare Part D
1
2017
21
0.150
Why?
Cost Sharing
1
2017
40
0.150
Why?
Hydroxymethylglutaryl-CoA Reductase Inhibitors
1
2019
182
0.140
Why?
Cell Count
1
2016
10
0.140
Why?
Treatment Outcome
2
2019
1296
0.140
Why?
Heart Failure
1
2022
398
0.140
Why?
Practice Patterns, Physicians'
1
2019
350
0.140
Why?
Perioperative Period
1
2016
5
0.140
Why?
Infant, Small for Gestational Age
1
2016
59
0.130
Why?
Cardiovascular Diseases
1
2022
630
0.130
Why?
Anti-Asthmatic Agents
1
2016
85
0.130
Why?
Adrenergic beta-2 Receptor Agonists
1
2015
6
0.130
Why?
Biomarkers
1
2016
308
0.130
Why?
Immunization Schedule
3
2021
133
0.130
Why?
Pregnancy Outcome
1
2016
159
0.130
Why?
Demyelinating Autoimmune Diseases, CNS
1
2014
7
0.120
Why?
Premature Birth
1
2016
138
0.120
Why?
Pregnancy Complications, Infectious
1
2016
142
0.120
Why?
Algorithms
3
2022
241
0.120
Why?
Computer Simulation
1
2014
85
0.120
Why?
Models, Theoretical
1
2014
76
0.120
Why?
Biometry
1
2014
13
0.120
Why?
Safety
1
2014
45
0.110
Why?
Obesity
1
2020
855
0.110
Why?
Risk Factors
5
2020
3449
0.110
Why?
Health Care Costs
1
2015
251
0.110
Why?
Diabetes Mellitus, Type 2
1
2021
760
0.110
Why?
Papillomavirus Vaccines
1
2014
118
0.110
Why?
Follow-Up Studies
1
2016
1269
0.110
Why?
Time Factors
4
2019
1136
0.110
Why?
Multiple Sclerosis
1
2014
97
0.110
Why?
HIV Infections
1
2019
695
0.100
Why?
Pneumococcal Vaccines
1
2013
80
0.100
Why?
Adverse Drug Reaction Reporting Systems
1
2012
101
0.100
Why?
Drug-Related Side Effects and Adverse Reactions
1
2012
116
0.100
Why?
Age Factors
3
2020
965
0.090
Why?
Vaccines, Combined
2
2022
91
0.090
Why?
Fever
2
2022
60
0.080
Why?
Observational Studies as Topic
2
2020
49
0.080
Why?
Sex Factors
2
2020
661
0.080
Why?
Immunization Programs
2
2020
68
0.070
Why?
Vaccines, Inactivated
2
2019
70
0.070
Why?
Comorbidity
2
2020
619
0.070
Why?
Prevalence
2
2021
911
0.070
Why?
Maternal Age
2
2016
80
0.060
Why?
Managed Care Programs
2
2017
347
0.060
Why?
Product Surveillance, Postmarketing
2
2016
110
0.060
Why?
Electronic Health Records
2
2019
747
0.060
Why?
Travel-Related Illness
1
2022
3
0.050
Why?
RNA, Messenger
1
2023
80
0.050
Why?
Respiration, Artificial
1
2022
38
0.050
Why?
Acute Disease
1
2022
144
0.050
Why?
Measles-Mumps-Rubella Vaccine
1
2022
67
0.050
Why?
Aftercare
1
2022
48
0.050
Why?
Chickenpox Vaccine
1
2022
101
0.050
Why?
Adjuvants, Immunologic
1
2021
15
0.050
Why?
Sodium Chloride Symporter Inhibitors
1
2020
9
0.050
Why?
Vaccines, Synthetic
1
2021
43
0.050
Why?
Drug Therapy, Combination
1
2020
119
0.050
Why?
Hyperlipidemias
1
2020
58
0.040
Why?
Patient Discharge
1
2022
153
0.040
Why?
Angiotensin-Converting Enzyme Inhibitors
1
2020
90
0.040
Why?
Neuralgia, Postherpetic
1
2019
15
0.040
Why?
Cerebrovascular Disorders
1
2019
35
0.040
Why?
Drug Utilization
1
2019
134
0.040
Why?
Herpesvirus 3, Human
1
2019
49
0.040
Why?
Blood Pressure
1
2020
310
0.040
Why?
Critical Illness
1
2019
53
0.040
Why?
Viral Load
1
2019
135
0.040
Why?
Anti-Bacterial Agents
1
2020
142
0.040
Why?
Guideline Adherence
1
2019
162
0.040
Why?
Ambulatory Care
1
2020
266
0.040
Why?
Severity of Illness Index
1
2019
476
0.040
Why?
Practice Guidelines as Topic
1
2019
333
0.040
Why?
Pregnancy Trimesters
1
2016
29
0.030
Why?
Outpatient Clinics, Hospital
1
2016
15
0.030
Why?
Influenza A Virus, H1N1 Subtype
1
2016
56
0.030
Why?
Infection
1
2016
17
0.030
Why?
Bias
1
2016
111
0.030
Why?
Body Mass Index
1
2020
974
0.030
Why?
Seasons
1
2016
105
0.030
Why?
Propensity Score
1
2016
94
0.030
Why?
Diabetes Mellitus
1
2020
530
0.030
Why?
International Classification of Diseases
1
2015
87
0.030
Why?
Epilepsy
1
2014
13
0.030
Why?
Likelihood Functions
1
2014
48
0.030
Why?
Poisson Distribution
1
2014
94
0.030
Why?
Patient Readmission
1
2016
162
0.030
Why?
Regression Analysis
1
2014
319
0.030
Why?
Gestational Age
1
2014
119
0.030
Why?
Heptavalent Pneumococcal Conjugate Vaccine
1
2013
22
0.030
Why?
Mucocutaneous Lymph Node Syndrome
1
2013
19
0.030
Why?
Vaccines, Acellular
1
2012
12
0.030
Why?
Vaccines, Conjugate
1
2013
66
0.030
Why?
Quality Control
1
2012
48
0.030
Why?
Off-Label Use
1
2012
14
0.030
Why?
Odds Ratio
1
2014
701
0.030
Why?
Multivariate Analysis
1
2014
598
0.030
Why?
Proportional Hazards Models
1
2014
743
0.030
Why?
Risk Assessment
1
2016
1143
0.020
Why?
Ethnic Groups
1
2014
501
0.020
Why?
Concepts (187)
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