The relationship between beliefs about the menstrual cycle and choice of fertility regulating methods within five ethnic groups.
D001741:Black or African American; D001294:Attitude to Health; D001444:Bahamas / Q000208:ethnology; D003268:Contraception Behavior; D003462:Cuba / Q000208:ethnology; D005006:Ethnicity; D005193:Family Planning Services; D005260:Female; D005431:Florida; D006205:Haiti / Q000208:ethnology; D006801:Humans; D008598:Menstruation; D011647:Puerto Rico / Q000208:ethnology