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Evaluation of primary amenorrhea
Imperforate hymen
Lardenoije C, Aardenburg R, Mertens H. Imperforate hymen: a cause of abdominal pain in female adolescents. BMJ Case Reports 2009; doi:10.1136/bcr.08.2008.0722
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Evaluation of primary amenorrhea
World Health Organization classification of amenorrhea
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