Sir I have received protected oral sex from transgender women whose status is unknown .I don't know whether the condom is already used by someother  ..but the condom doesn't break . InBetween 18 days I have taken two test . (antigen and antibody) test .the result is negative.i have small sore (dryness sore).in my penis head  at the time of sex .even though I used a condom. Will hiv will affect me?