RT Journal Article SR Electronic T1 Maximum-Likelihood Estimation: A Mathematical Model for Quantitation in Nuclear Medicine JF Journal of Nuclear Medicine JO J Nucl Med FD Society of Nuclear Medicine SP 1693 OP 1701 VO 31 IS 10 A1 Stefan P. Müller A1 Marie Foley Kijewski A1 Stephen C. Moore A1 B. Leonard Holman YR 1990 UL http://jnm.snmjournals.org/content/31/10/1693.abstract AB