A13 NEW YORK\/REGION B1-6 New Strain of H.I.V . Detected In New York A rare strain of H.I.V . that is highly resistant to virtually all anti-retroviral drugs and appears to lead to the rapid onset of AIDS was detected last week in a New York City man , who had unprotected anal sex with other men on multiple occasions while using crystal methamphetamine , city health officials announced .