 The typical length of time between the first day of one period and the first day of the next is 21 to 45 days in young women, and 21 to 31 days in adults (an average of 28 days).Sise nkan osu Bi nkan osu ba ti bere, o ma n saba lo to ojo meji si ojo meje gbako ki o to da.. 
Bákan náà ni ó tún ti ṣiṣẹ́ pẹ̀lú àwọn ilé-iṣẹ́ olókòwò bi Nigeria Inter-bank settlement system PLC (NIbSS),  YCO Insurance PLC àti ÌCO PenSi Manader Limited’’àwọn ibi tí ó jẹ́ ọmọ ẹgbẹ́ Institute of Chartered Accountants of Nigeria The Chartered Institute Institute of Taxation of Nigeria The Chartered Institute of Bankers of Nigeria The Institute of Directors of Nigeria the Computer Professionals (Regiclusi Council of Nigeria) Cineàwọn Àmì-ẹ̀yẹ Reper Day Day for the Top 25 Ceos in Nigeria (2009)ìgbé ayé readẹ́bise ṣe ìgbeyàwó pẹ̀lú Arábìnrin AdeJùmọ̀kẹ́, wọ́n sì bimọ mẹ́ta.Àwọn ìtọ́kasíàwọn Ọjọ́ìbí ní 1966àwọn Ọjọ́ìbí ní 1966àwọn ènìyàn Alààyè of Lagos alumni Business School Advanced Management program Valde Attoes, Chief executives bankers Bankers Academy (Pan-Atlantic University Ibi Lagos From Lagos-Century Nigerian Business-21st Century Nigerian Business.. 