SRS, FFS - Sex Reassignment Surgery - Dr Suporn Clinic SRS, GRS, FFS - Sex Reassignment, Gender Reassignment, Facial Feminization Surgery at Dr Suporn Clinic, Thailand. Information for M2F, MtF transsexual - TS - patients seeking SRS, GRS, feminizing facial surgery - FFS - and breast augmentation mammaplasty - AM . Describes procedures; before and after results. Official Clinic web site of Dr Suporn Watanyusakul MD.