TY - RPRT TI - A multi-sample liquid scintillation counting system for weak beta-emitting samples with single phototube detectors AU - P Theodorsson PY - 2000 DO - 10.1016/s0969-8043(00)00144-5 UR - https://pubmed.ncbi.nlm.nih.gov/10879876/ ID - 10879876 ER -