I had unprotected sex with my girlfriend on 10th July at 1 to 3 am and again on 11th July we had unprotected sex from 1 am to 3: 30 am. On 11th July she takes unwanted 72 after 3 to 5 minutes of intercourse. What is the chances of pregnancy She had last period on 1,2,3 and 4th July and her cycle is of 28 days.

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