I have menstration last May 12 and ends may 16 we did not intercourse that month and . My last menstration is June 30 and ends i think july 5. My bf and i got intercourse july 18. But still now i dont have my period, a while a go . i got my pregnancy at 3 39 am my first wiwi in the morning . and the result is negative. I dont know what to do. Thanks please help me if i am pregnant