【法】 积极损耗, 积极损毁

gram-positive

CD4-Positive T-Lymphocytes

T-Lymphocytopenia, Idiopathic CD4-Positive

non-positive-displacement machine

positive-displacement engine

new case registration rate of smearpositive pulmonary tuberculosis

chronic biological false-positive (seroreactions for syphilis)

intermittent positive negative pressure breathin