RT Journal Article SR Electronic T1 Limitations of Orthogonal Tangent Correction—The Authors' Reply JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 379 OP 379 VO 15 IS 5 A1 Kuhl, David E. A1 Edwards, Roy Q. YR 1974 UL http://jnm.snmjournals.org/content/15/5/379.1.abstract AB