TY - GEN AU - Lev-Ran,A TI - Re: Pharmacological erection program using prostaglandin E1 SN - 0022-5347 PY - 1992///1223 KW - Alprostadil KW - therapeutic use KW - Erectile Dysfunction KW - drug therapy KW - Humans KW - Male N1 - Publication Type: Comment; Letter ER -