The vitamin-like dietary supplement para-aminobenzoic acid enhances the antitumor activity of ionizing radiation.
Int J Radiat Oncol Biol Phys. 2006 Jun 1;65(2):517-27. doi: 10.1016/j.ijrobp.2006.01.010.
Int J Radiat Oncol Biol Phys. 2006.
PMID: 16690434