The sympto-thermal methods.
D000005:Abdomen; D001831:Body Temperature; D001940:Breast / Q000502:physiology; D002582:Cervix Mucus / Q000502:physiology; D005193:Family Planning Services; D005260:Female; D006801:Humans; D008598:Menstruation; D010061:Ovulation Detection; D010146:Pain