Hoffmann D, Spradbrow P B
Res Vet Sci. 1978 Jul;25(1):103-4.
The bovine lachrymal duct was catheterised with an expanded polyvinyl catheter and lachrymal fluid was collected for periods of up to 8 h, 45 min. The method was simple and allowed the flow rate of lachrymal fluid to be measured.
用一根扩张的聚乙烯导管插入牛的泪管，并收集泪液长达8小时45分钟。该方法简单，可测量泪液的流速。
