Colman W T
Health Estate J. 1990 Nov;44(9):19-21.
This paper has shown how modern digital technology is being applied to nurse call systems and how integrated bed head services can be provided using the minimum number of cables and offering the maximum facilities within a very modest cost increase.
本文展示了现代数字技术如何应用于护士呼叫系统，以及如何使用最少数量的电缆来提供集成床头服务，并在成本适度增加的情况下提供最大的设施。
