Lactation and contraception.
D000293:Adolescent; D000328:Adult; D003267:Contraception; D005260:Female; D005298:Fertility; D005640:Follicle Stimulating Hormone / Q000097:blood; D006801:Humans; D007774:Lactation; D007986:Luteinizing Hormone / Q000097:blood; D008875:Middle Aged; D010060:Ovulation; D011247:Pregnancy; D011863:Radioimmunoassay; D013997:Time Factors
D007986:Luteinizing Hormone; D005640:Follicle Stimulating Hormone