OLGA
05.06.2004, 00:40
Zdrastvujte, the doctor. Has absolutely got confused with " safe days ". Everyone consider or count - to a miscellaneous so to you I address for the help as in last instance. In it or this to year a cycle 28 31 day, in the past - was and 26 and 31. Please, define or determine these days. In advance thanks.