nostr:npub1qq7hl5sl6z0l0ahk8f6a4uv5mkvlama7dyvucdmtwdva2zg24xnqyafedr nostr:npub1ang74lhyplg27w6rjxt5t25yftvyf63due4qn7jfzrftc3jzhp8sy7vfxh urethraplasty to repair bulbous urethral stricture