RT Journal Article SR Electronic T1 Unreliability of Combined Pneumoencephalography and Scinticisternography JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 54 OP 56 VO 17 IS 1 A1 Milhorat, Thomas H. A1 Chien, Techen A1 Majd, Massoud A1 Breckbill, David L. YR 1976 UL http://jnm.snmjournals.org/content/17/1/54.abstract AB