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Script: Ibyumba 4 by'umutima biba ahanini byuzuye. Mukigereranyo, umutima uba utera inshuro 167 ku munota. Imikorere y'amashanyarazi y'umutima ibaho mubyumweru 7 ½ werekana umuhengeri nk'uwumuntu mukuru. | ||
All ages referenced to fertilization, not last menstrual period. |