LAHORE Distinguished reconstructive surgeon Dr. Williams from the United States of America visited Pakistan on invitation of Depilex Smileagain Foundation, to examine and operate on its patients, says a press relese. Depilex Smileagain Foundation, also known as DSF is a non-profit; non-governmental, charitable organisation that helps women and children intentionally burnt by acid or kerosene oil in Pakistan. DSF not only provides reconstructive surgery, rehabilitation and vocational training but also helps in job placements so that these victims may become self-reliant and contributing members of society.