A statistical analysis of the menstrual patterns of 8,000 Finnish girls and their mothers.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D001824:Body Constitution; D001827:Body Height; D001835:Body Weight; D002648:Child; D004412:Dysmenorrhea; D005260:Female; D005387:Finland; D006801:Humans; D008572:Menarche; D008598:Menstruation; D008599:Menstruation Disturbances / Q000453:epidemiology; D010060:Ovulation; D011293:Premenstrual Syndrome; D011446:Prospective Studies; D011606:Psychosexual Development; D011627:Puberty; D012424:Rural Population; D012923:Social Class; D013223:Statistics as Topic; D011795:Surveys and Questionnaires; D014505:Urban Population