Kocka F E, Roemisch E, Causey W A, O'Dell A
Am J Clin Pathol. 1977 Jan;67(1):106-7. doi: 10.1093/ajcp/67.1.106.
With the aid of epidemiologic tools such as serotyping and bacteriocin typing, organisms involved in hospital-acquired infections were traced to their hospital reservoir. One of these reservoirs was an instrument used to measure specific gravity of urine, the urometer.
借助血清分型和细菌素分型等流行病学工具，医院获得性感染所涉及的微生物被追溯到其医院感染源。其中一个感染源是一种用于测量尿液比重的仪器，即尿比重计。
