Thema
Journal Article
41.544
Contraceptive Agents, Female
10.896
610
9.127
Study Type: Interventional
8.330
Family Planning
7.097
Research Support, Non-U.S. Gov't
6.999
Female
6.062
Contraception
5.812
Biology
4.934
Physiology
4.782
Research Methodology
4.592
Review
4.201
Recruitment Status: Not yet recruiting
3.588
Estrogens
3.559
female
3.337
Diseases
3.309
Contraceptive Agents
3.207
Fertility Agents, Female
3.139
Population
2.931
Females
2.834
Demographic Factors
2.744
Genitalia, Female
2.722
Urogenital System
2.716
Studies
2.707
Genitalia
2.703
Developed Countries
2.600
Comparative Study
2.499
Levonorgestrel
2.305
Reproduction
2.283
Age Factors
2.272
Recruitment Status: Completed
2.268
Population Characteristics
2.202
Developing Countries
2.181
Clinical Research
2.176
Contraceptives, Oral
2.173
5W7SIA7YZW
2.154
Hormones
2.113
Medicine
2.031
Contraceptive Methods
2.005
Endocrine System
1.971
Behavior
1.809
Uterus
1.805
English Abstract
1.801
Estradiol
1.761
Progesterone
1.751
Americas
1.743
Case Reports
1.725
Population Dynamics
1.712
R
1.712
Randomized Controlled Trial
1.693
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