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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
218
1.960
Why?
Vaccination
17
2023
656
1.280
Why?
Whooping Cough
4
2022
66
1.050
Why?
Diphtheria-Tetanus-acellular Pertussis Vaccines
3
2022
88
0.980
Why?
Diphtheria
2
2022
13
0.890
Why?
Tetanus
2
2022
17
0.890
Why?
Humans
45
2023
17707
0.800
Why?
Cataplexy
1
2022
5
0.780
Why?
Narcolepsy
1
2022
6
0.780
Why?
Bell Palsy
1
2022
14
0.780
Why?
Thrombocytopenia
1
2022
15
0.780
Why?
Retrospective Studies
17
2022
2471
0.730
Why?
Myocardial Infarction
4
2022
234
0.630
Why?
Asthma
3
2020
385
0.560
Why?
Cohort Studies
10
2022
2589
0.550
Why?
Blood Cells
1
2016
4
0.540
Why?
Eosinophils
1
2016
9
0.530
Why?
Adult
20
2023
7658
0.520
Why?
Infant
10
2022
1199
0.520
Why?
Female
26
2022
12729
0.500
Why?
Male
23
2022
10094
0.460
Why?
Herpes Zoster Vaccine
3
2021
59
0.450
Why?
Seizures, Febrile
4
2022
42
0.440
Why?
Hospitalization
7
2022
805
0.410
Why?
Pandemics
4
2022
286
0.400
Why?
Aged
17
2021
6150
0.390
Why?
Delivery of Health Care, Integrated
4
2021
531
0.370
Why?
Middle Aged
17
2021
7976
0.360
Why?
Influenza, Human
3
2022
267
0.360
Why?
United States
13
2022
3914
0.360
Why?
Natural Language Processing
3
2022
58
0.350
Why?
Adolescent
12
2023
3671
0.350
Why?
Stroke
3
2022
316
0.330
Why?
Outpatients
2
2021
107
0.330
Why?
Patient Acceptance of Health Care
3
2022
387
0.330
Why?
Herpes Zoster
2
2021
82
0.310
Why?
Hepatitis B Vaccines
2
2020
43
0.290
Why?
Incidence
5
2022
1269
0.280
Why?
Databases, Factual
3
2019
311
0.270
Why?
Case-Control Studies
4
2023
1117
0.270
Why?
Infant, Newborn
4
2022
857
0.260
Why?
Influenza Vaccines
4
2019
275
0.260
Why?
Young Adult
11
2021
2450
0.260
Why?
Measles Vaccine
2
2022
17
0.230
Why?
California
9
2022
2327
0.230
Why?
Prospective Studies
4
2023
1287
0.210
Why?
Models, Statistical
2
2014
177
0.200
Why?
Typhoid-Paratyphoid Vaccines
1
2022
3
0.200
Why?
Travel
1
2022
10
0.200
Why?
Corynebacterium
1
2022
3
0.200
Why?
Latent Tuberculosis
1
2022
10
0.200
Why?
Shoulder Injuries
1
2022
2
0.200
Why?
Aged, 80 and over
8
2020
1927
0.200
Why?
Placenta
1
2022
20
0.200
Why?
Tuberculosis
1
2022
23
0.200
Why?
Orthopedic Procedures
1
2022
6
0.190
Why?
Anaphylaxis
2
2019
16
0.190
Why?
Child, Preschool
8
2021
1417
0.190
Why?
Measles
1
2022
24
0.190
Why?
Child
8
2022
2481
0.180
Why?
Politics
1
2020
10
0.180
Why?
Treatment Adherence and Compliance
1
2020
12
0.180
Why?
Vaccination Coverage
1
2021
45
0.170
Why?
Inpatients
1
2021
81
0.170
Why?
Urinary Tract Infections
1
2020
20
0.170
Why?
Hepatitis B
1
2020
42
0.170
Why?
Diabetes Complications
1
2021
113
0.170
Why?
Betacoronavirus
1
2020
34
0.170
Why?
Emergency Service, Hospital
2
2021
377
0.170
Why?
Ischemia
1
2019
4
0.160
Why?
Peripheral Arterial Disease
1
2019
13
0.160
Why?
Coronavirus Infections
1
2020
48
0.160
Why?
Pneumonia, Viral
1
2020
55
0.160
Why?
Delivery of Health Care
2
2020
397
0.160
Why?
Stress, Psychological
1
2020
140
0.160
Why?
Hypertension
2
2020
498
0.160
Why?
Autism Spectrum Disorder
1
2022
165
0.160
Why?
Antihypertensive Agents
1
2020
159
0.160
Why?
Recurrence
2
2016
189
0.160
Why?
Pregnancy
2
2022
1535
0.160
Why?
Risk
3
2020
517
0.160
Why?
Dyslipidemias
1
2019
62
0.150
Why?
Pain
1
2019
79
0.150
Why?
Disease Progression
2
2016
266
0.150
Why?
Telemedicine
1
2021
185
0.140
Why?
Healthcare Disparities
1
2020
203
0.140
Why?
Medicare Part D
1
2017
15
0.140
Why?
Hydroxymethylglutaryl-CoA Reductase Inhibitors
1
2019
172
0.140
Why?
Cost Sharing
1
2017
30
0.140
Why?
Cell Count
1
2016
10
0.130
Why?
Treatment Outcome
2
2019
1254
0.130
Why?
Practice Patterns, Physicians'
1
2019
324
0.130
Why?
Heart Failure
1
2022
398
0.130
Why?
Cardiovascular Diseases
1
2022
596
0.130
Why?
Perioperative Period
1
2016
5
0.130
Why?
Infant, Small for Gestational Age
1
2016
58
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
312
0.120
Why?
Immunization Schedule
3
2021
122
0.120
Why?
Pregnancy Outcome
1
2016
162
0.120
Why?
Demyelinating Autoimmune Diseases, CNS
1
2014
7
0.120
Why?
Premature Birth
1
2016
141
0.120
Why?
Pregnancy Complications, Infectious
1
2016
147
0.110
Why?
Algorithms
3
2022
237
0.110
Why?
Computer Simulation
1
2014
81
0.110
Why?
Models, Theoretical
1
2014
68
0.110
Why?
Obesity
1
2020
841
0.110
Why?
Biometry
1
2014
13
0.110
Why?
Risk Factors
5
2020
3367
0.110
Why?
Safety
1
2014
41
0.110
Why?
Health Care Costs
1
2015
222
0.110
Why?
Diabetes Mellitus, Type 2
1
2021
755
0.110
Why?
Follow-Up Studies
1
2016
1218
0.100
Why?
Papillomavirus Vaccines
1
2014
113
0.100
Why?
Time Factors
4
2019
1095
0.100
Why?
Multiple Sclerosis
1
2014
100
0.100
Why?
HIV Infections
1
2019
704
0.100
Why?
Pneumococcal Vaccines
1
2013
66
0.100
Why?
Adverse Drug Reaction Reporting Systems
1
2012
93
0.100
Why?
Drug-Related Side Effects and Adverse Reactions
1
2012
107
0.100
Why?
Age Factors
3
2020
918
0.090
Why?
Vaccines, Combined
2
2022
80
0.090
Why?
Fever
2
2022
55
0.080
Why?
Observational Studies as Topic
2
2020
47
0.080
Why?
Sex Factors
2
2020
639
0.070
Why?
Immunization Programs
2
2020
65
0.070
Why?
Vaccines, Inactivated
2
2019
68
0.070
Why?
Comorbidity
2
2020
590
0.070
Why?
Prevalence
2
2021
882
0.060
Why?
Maternal Age
2
2016
77
0.060
Why?
Managed Care Programs
2
2017
313
0.060
Why?
Product Surveillance, Postmarketing
2
2016
95
0.060
Why?
Electronic Health Records
2
2019
694
0.060
Why?
Travel-Related Illness
1
2022
3
0.050
Why?
RNA, Messenger
1
2023
72
0.050
Why?
Respiration, Artificial
1
2022
37
0.050
Why?
Acute Disease
1
2022
141
0.050
Why?
Measles-Mumps-Rubella Vaccine
1
2022
62
0.050
Why?
Aftercare
1
2022
48
0.050
Why?
Chickenpox Vaccine
1
2022
91
0.050
Why?
Adjuvants, Immunologic
1
2021
16
0.040
Why?
Sodium Chloride Symporter Inhibitors
1
2020
9
0.040
Why?
Vaccines, Synthetic
1
2021
34
0.040
Why?
Drug Therapy, Combination
1
2020
115
0.040
Why?
Hyperlipidemias
1
2020
53
0.040
Why?
Patient Discharge
1
2022
153
0.040
Why?
Angiotensin-Converting Enzyme Inhibitors
1
2020
86
0.040
Why?
Neuralgia, Postherpetic
1
2019
12
0.040
Why?
Cerebrovascular Disorders
1
2019
34
0.040
Why?
Drug Utilization
1
2019
124
0.040
Why?
Blood Pressure
1
2020
300
0.040
Why?
Herpesvirus 3, Human
1
2019
44
0.040
Why?
Critical Illness
1
2019
50
0.040
Why?
Anti-Bacterial Agents
1
2020
137
0.040
Why?
Viral Load
1
2019
136
0.040
Why?
Ambulatory Care
1
2020
241
0.040
Why?
Guideline Adherence
1
2019
155
0.040
Why?
Severity of Illness Index
1
2019
448
0.040
Why?
Practice Guidelines as Topic
1
2019
314
0.040
Why?
Pregnancy Trimesters
1
2016
30
0.030
Why?
Influenza A Virus, H1N1 Subtype
1
2016
52
0.030
Why?
Outpatient Clinics, Hospital
1
2016
14
0.030
Why?
Infection
1
2016
17
0.030
Why?
Bias
1
2016
103
0.030
Why?
Propensity Score
1
2016
85
0.030
Why?
Body Mass Index
1
2020
970
0.030
Why?
Diabetes Mellitus
1
2020
483
0.030
Why?
Seasons
1
2016
105
0.030
Why?
International Classification of Diseases
1
2015
85
0.030
Why?
Epilepsy
1
2014
13
0.030
Why?
Likelihood Functions
1
2014
45
0.030
Why?
Poisson Distribution
1
2014
88
0.030
Why?
Patient Readmission
1
2016
164
0.030
Why?
Regression Analysis
1
2014
296
0.030
Why?
Gestational Age
1
2014
116
0.030
Why?
Heptavalent Pneumococcal Conjugate Vaccine
1
2013
15
0.030
Why?
Mucocutaneous Lymph Node Syndrome
1
2013
18
0.030
Why?
Vaccines, Acellular
1
2012
11
0.030
Why?
Vaccines, Conjugate
1
2013
59
0.030
Why?
Quality Control
1
2012
44
0.030
Why?
Off-Label Use
1
2012
14
0.030
Why?
Proportional Hazards Models
1
2014
710
0.020
Why?
Odds Ratio
1
2014
670
0.020
Why?
Multivariate Analysis
1
2014
561
0.020
Why?
Risk Assessment
1
2016
1106
0.020
Why?
Ethnic Groups
1
2014
474
0.020
Why?
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