RT Journal Article SR Electronic T1 Statistics for Nuclear Medicine Part 2: Estimation from Samples and t-Tests JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 165 OP 171 VO 24 IS 2 A1 O'Brien, Peter C. A1 Shampo, Marc A. A1 Robertson, James S. YR 1983 UL http://jnm.snmjournals.org/content/24/2/165.abstract AB