CHINESE JOURNAL OF HOSPITAL ADMINISTRATION, , Issue 9,1998, Pages 555, doi:10.3760/cma.j.issn.1000-6672.1998.09.117
CHINESE JOURNAL OF HOSPITAL ADMINISTRATION, , Issue 9,1998, Pages 551, doi:10.3760/cma.j.issn.1000-6672.1998.09.115
CHINESE JOURNAL OF HOSPITAL ADMINISTRATION, , Issue 9,1998, Pages 547, doi:10.3760/cma.j.issn.1000-6672.1998.09.113