TY - JOUR T1 - Observer Variability: What to Do until Perfect Diagnostic Tests are Invented JF - Journal of Nuclear Medicine JO - J Nucl Med SP - 870 LP - 870 VL - 19 IS - 7 A2 - , Y1 - 1978/07/01 UR - http://jnm.snmjournals.org/content/19/7/870.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -