Thema
Diseases
Letter
United Kingdom
10
Developed Countries
9
Europe
9
Northern Europe
9
Biology
4
England
4
Physiology
4
Behavior
3
Cancer
3
Neoplasms
3
Research Methodology
3
Studies
3
Viral Diseases
3
Breast Cancer
2
Comment
2
Critique
2
Demographic Factors
2
Endocrine System
2
Estrogens
2
Family Planning
2
Health
2
Hormones
2
Infections
2
Population
2
Population Characteristics
2
Research Report
2
Treatment
2
9005-49-6
1
Abortion, Induced
1
Abortion, Spontaneous
1
Acquired Immunodeficiency Syndrome
1
Africa
1
Age Factors
1
Blood Coagulation Effects
1
Breast Feeding
1
Canada
1
Cardiovascular Effects
1
Case Reports
1
Case Studies
1
Cervical Cancer
1
Child Health
1
Contraception
1
Contraceptive Methods--side effects
1
Contraceptives, Oral
1
Correlation Of Data
1
Correlation Studies
1
Deficiency Diseases
1
Denmark
1
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