Elliott A, Valdez N, Dempsey C, Cooper P
J R Coll Gen Pract. 1979 Feb;29(199):85-9.
All 63 general practices known to have introduced the A4 folder system were asked to complete questionnaires comparing A4 records with the traditional medical records envelope system. Of the 77 per cent who replied, an overwhelming majority favoured the A4 system and felt that it helped them to obtain higher standards of care for patients.
已知采用A4文件夹系统的63家全科诊所均被要求填写问卷，以比较A4记录与传统病历信封系统。在回复的77%中，绝大多数人支持A4系统，并认为该系统有助于他们为患者提供更高标准的护理。
