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Script: N’oge ọnwa atọ nke ikpe azụ n’afọime, otito osisọ nke ụbụrụ na-eburu umele ihe kariri pasenti iri ise nwa ebu n’afọ kuuru. Arụ uburu na-abawanye ruo ihe dị ka pasentị narị anọ ma ọ bụ narị ise. | ||
All ages referenced to fertilization, not last menstrual period. One month = 4 weeks. |