information about Research methodology field
Field Hierarchy
Parent | |||
---|---|---|---|
Medicine 49.4M papers | Sociology 13.3M papers | Population 4.5M papers | Environmental health 3.9M papers |
Demography 3M papers | |||
Current | |||
Research methodology 132k papers | |||
Child | |||
Family planning 111k papers | Birth rate 10.5k papers | Total fertility rate 9,738 papers | Levonorgestrel 8,271 papers |
Intrauterine device 7,461 papers | Birth control 6,571 papers | Unintended pregnancy 6,093 papers | Vasectomy 5,335 papers |
Emergency contraception 4,782 papers | Hormonal contraception 4,568 papers |
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