Detective Comics, Vol. 1

Schuyler Reems is a former criminal who can't support his family and opts to sell his body to the Crime Doctor; Batman and Robin stop a break-in at Gotham Plasma Supply and find one of "Big Moe" McAllister's crew there; knowing McAllister is ill of health, and the nature of the break-in, Batman and Robin deduce that the Crime Doctor is involved; they uncover the hideout, capture the Crime Doctor and save Reems, but not before McAllister dies of heart failure.