SINCE THE AGE OF 18, HAVE YOU EVER EXPERIENCED A TIME INTERVAL OF 3 OR MORE MO WHEN YOU DID NOT HAVE A MENSTRUAL PERIOD (43918) LAB LOINC COMPONENT (95.31)
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SINCE THE AGE OF 18, HAVE YOU EVER EXPERIENCED A TIME INTERVAL OF 3 OR MORE MO WHEN YOU DID NOT HAVE A MENSTRUAL PERIOD