For mine was 1st trim if not wrong was between week 11-13/14 Mmm you can call n double check w gynae clinic now, is it upcoming 31st will know the result when u visit. If didn’t say then any Qs u can talk to gynae , also let her/him know u wish to every appointment details . Or req note down on the appointment card Yes I continue folic acid until my gynae say stop . U can check w gynae :)