Rehner M
Langenbecks Arch Chir Suppl II Verh Dtsch Ges Chir. 1990:247-9.
A field-research on follow-up of GI-Carcinoma in 1989 with contributions of 159 general practitioners and physicians of Hamburg city area revealed some specific problems in performance and quality: lack of communications by and insufficient and inconstant qualifications of involved hospital staff as well as high rate of deficits in knowledge of necessary systematic examinations in symptom free patients.
1989年对汉堡市地区159名全科医生和内科医生参与的胃肠道癌随访进行的一项实地研究揭示了在执行和质量方面的一些具体问题：相关医院工作人员沟通不足、资质不足且不稳定，以及无症状患者必要的系统检查知识缺失率高。
