对79家医院的餐饮服务系统进行了研究。

Hospitals. 1981 Feb 1;55(3):64-6.

A survey of 79 hospitals in New York City provides data on characteristics of their food service systems, such as methods of food preparation, assembly, and transport; types of menus; and types of serviceware.

一项针对纽约市79家医院的调查提供了有关其餐饮服务系统特征的数据，例如食物制备、装配和运输方法；菜单类型；以及餐具类型。