ype 56 (18C). Type 57 (19A)' Type 68 (9V)* Low Pneumo Ab Type 70 (33F)' 'This test was developed and performance characteristics determined by Viracor-/BT Laboratories. It has not been cleared or approved by the U.S. Food and Drug Administration. 0.8 ) Low CLE: 0.6 Low 0.8 Low 0.5 Low Of t Low Low Low