Age at menarche and reproductive pattern among Saudi women.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D005260:Female; D006801:Humans; D008572:Menarche / Q000502:physiology*; D008875:Middle Aged; D011247:Pregnancy; D011446:Prospective Studies; D012098:Reproduction; D012529:Saudi Arabia; D012959:Socioeconomic Factors