RT Journal Article SR Electronic T1 The Importance of Quality Control for Clinical PET Imaging JF Journal of Nuclear Medicine Technology JO J. Nucl. Med. Technol. FD Society of Nuclear Medicine SP 265 OP 266 DO 10.2967/jnmt.117.198465 VO 45 IS 4 A1 Joshua D. Schaefferkoetter A1 Medhat Osman A1 David W. Townsend YR 2017 UL http://tech.snmjournals.org/content/45/4/265.abstract AB