RT Journal Article SR Electronic T1 James Wirrell, BS, MS, CNMT, FSNMMI-TS, 1939–2020 JF Journal of Nuclear Medicine Technology JO J. Nucl. Med. Technol. FD Society of Nuclear Medicine SP 9A OP 10A VO 49 IS 1 YR 2021 UL http://tech.snmjournals.org/content/49/1/9A.abstract AB