Contraception / Adolescent / Pregnancy / Humans / Nicaragua / Female / Male / Sterilization / Clinical Sciences / Condom use / Middle Aged / Adult / Public health systems and services research / Educational Status / Urban Population / Rural Area / Sexual Activity / Intrauterine device / Condoms / IntraUterine Devices / Oral Contraceptive / Socioeconomic Factors / Female / Male / Sterilization / Clinical Sciences / Condom use / Middle Aged / Adult / Public health systems and services research / Educational Status / Urban Population / Rural Area / Sexual Activity / Intrauterine device / Condoms / IntraUterine Devices / Oral Contraceptive / Socioeconomic Factors
British medical history / Pregnancy / Humans / Female / Thyroxine / Zinc / Differential Diagnosis / Hyperthyroidism / Public health systems and services research / BMJ / Erythrocytes / Thyrotoxicosis / Zinc / Differential Diagnosis / Hyperthyroidism / Public health systems and services research / BMJ / Erythrocytes / Thyrotoxicosis
Focus Groups / Adolescent / Pregnancy / Humans / Female / Infant / Newborn Infant / Adult / Public health systems and services research / Time Factors / Breast feeding / Working Women / Infant / Newborn Infant / Adult / Public health systems and services research / Time Factors / Breast feeding / Working Women