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Script: Nubwo igi ry'umwana ritangira gutera nk'igicuro mubyumweru 6, ariko umugore utwite atangira kumva inda itera ubwambere hagati y'ibyumweru 14 na 18. Ubusanzwe icyo gihe cyitwa icyo hagati mu gutwita. | ||
All ages referenced to fertilization, not last menstrual period. One month = 4 weeks. |