Use of para-aminobenzoic acid in dermatomyositis and scleroderma; report of six cases.
ZARAFONETIS CJ, CURTIS AC, GULICK AE. Use of para-aminobenzoic acid in dermatomyositis and scleroderma; report of six cases. Arch Intern Med (Chic). 1950 Jan; 85(1):27-43, illust.