Peter Parker, the Spectacular Spider-Man #102 (1985)
“A Life For a Life!”
Writer: Cary Burkett
Artist: Larry Lieber
A girl Peter meets on the bus is hit by a drunk driver after they get off. The hospital says she needs a kidney transplant from her twin brother to live. Spider-Man finds her brother just as he’s about to kill himself for unrelated reasons and tells him about the accident. He gives her the kidney and she lives. Spidey also fights and knocks out Killer Shrike and the police nab him.