We  had  intercouse  on March 7 end of period date, my girlfriend period had to come on April 7 but from  may 12  now not came . we had protected sex with condem and I used two barrier method I withdraw with condem before cum and no breakouts in condem my girlfriend not getting her period for 2 months she is pregnant?  But we had protected sex . Her period always delay for days but it more then months what I need to do