The ovulation method and PP (Planned Parenthood).
Mckay
M
M
D000367:Age Factors; D002582:Cervix Mucus; D004493:Education; D005191:Family Characteristics; D005193:Family Planning Services; D007390:International Agencies; D012252:Natural Family Planning Methods; D009938:Organizations; D010061:Ovulation Detection; D010342:Patient Acceptance of Health Care; D012067:Religion; D012736:Sex Education
Acceptor Characteristics; Age Factors; Cervical Mucus; Cervical Mucus Method; Education; Family Planning; Family Planning Education; Family Planning, Behavioral Methods; Family Size; International Agencies; Ippf; Natural Family Planning; Organizations; Religion; Rhythm Method, Calendar