Complex sentence: Kurt W. Back, Reuben Hill, J. Mayone Stycos--justifying the experimentation exercised on low-income Puerto Rican women during the advent of oral contraception.
Split into simpler sentences: Kurt W. Back, Reuben Hill, J. Mayone Stycos. In their publication, the authors address experimentation exercised on low-income Puerto Rican women during the advent of oral contraception.