Thema
Journal Article
32
Retrospective Studies
29
Research Methodology
26
Studies
26
English Abstract
24
RETROSPECTIVE STUDIES
23
Developing Countries
22
Americas
21
ESTUDIOS RETROSPECTIVOS
21
Latin America
21
Demographic Factors
19
Population
19
Retrospective studies
18
Population Characteristics
17
Diseases
15
Medicine
14
North America
14
R
14
Population Dynamics
13
Age Factors
12
Estudios retrospectivos
11
Estudos retrospectivos
10
Biology
9
EPIDEMIOLOGY, DESCRIPTIVE
9
Family Planning
9
Treatment
8
Caribbean
7
EPIDEMIOLOGIA DESCRIPTIVA
7
HUMANOS
7
HUMANS
7
Health
7
Public aspects of medicine
7
Research Report
7
South America
7
Surgery
7
Diseases of the musculoskeletal system
6
Dominican Republic
6
Infections
6
Mexico
6
Mortality
6
Orthopedic surgery
6
Physiology
6
Reproduction
6
Youth
6
Delivery Of Health Care
5
Developed Countries
5
EPIDEMIOLOGÍA DESCRIPTIVA
5
Fertility
5
Fertility Measurements
5
Medicine (General)
5
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