RT Journal Article SR Electronic T1 William H. Helfand (1926-2018) JF History of Pharmacy and Pharmaceuticals JO His of Phar and Pharma FD University of Wisconsin Press SP 148 OP 149 DO 10.3368/hopp.60.4.148 VO 60 IS 4 A1 Parascandola, John YR 2018 UL http://hopp.uwpress.org/content/60/4/148.abstract AB