· 1993-1994 미국 Memorial Sloan-Kettering Cancer Center 조교수
· 1995–2001한국보건산업진흥원 수석연구원
· 2001-현재경희대학교 교수
· 2010-현재 대한의료정보학회지 Healthcare Informatics Research편집장
· 2015-현재 한국경영커뮤니케이션학회 학회장
(2015-16)
· Kwak ES, Chang HJ. Medical Representatives’ Intention to Use Information Technology in Pharmaceutical Marketing. Healthcare Informatics Research 2016; 22(4):342-350.
· Moon KS, Kim YK, Chang HJ. Determinants of the Use and Type of Comprehensive Medical Examination Services. Korea Society of Health Service Management Journal 2016; 10(2):83-97.
· Kim YJ, Chang HJ. Effect of physical health conditions on suicidal ideation in Korean adolescents. Korean Journal of Health Education and Promotion 2016; 33(2):27-37.
· Patterson L, Chang HJ. Post-feminism in Korea and its Impact on Equal Opportunity Policies on Gender Gap. International Journal of Knowledge and Innovation in Business 2016; 3(2): 1-34.
· Park HY, Chang HJ. Analysis of socio-environmental factors affecting healthy life years for women. Public Health Weekly Report 2015; 8(18):397-405.
· Bahn GH, Chang HJ. Are There Non-Pharmacological Treatments Effective for Adolescent Suicide Attempters? Women Psychiatry 2015; 13(1):3-11.
· Chang HJ. Evaluation Framework for Telemedicine Using the Logical Framework Approach and a Fishbone Diagram. Healthcare Informatics Research 2015; 21(4):230-238.
· Zhang Q, Chang HJ. Analysis of factors influencing selection of destination countries by Chinese medical tourism customers. Health Service Management Review 2015; 9(1):1-16.
· Park H, Chang HJ, Park YS. Firm’s knowledge creation structure for new product development. Cogent Business & Management 2015; 2: 1023507.