automated plasma calcium test 2022-03-04T18:01:22Z MMO:0000804 PMID:32084371 This is a method using a device designed to follow a predetermined sequence of individual operations repeatedly and essentially without external influence or control to measure the total calcium in blood plasma, which includes free, ionized calcium and calcium bound to anions and proteins. automated plasma calcium analysis measurement_method_ontology slaulede automated plasma electrolyte analysis