Lee, H. Y.,** Kim, S. Y.,** Yeob, K. E., Kim, Y. Y., & Park, J. H. (2023). Nationwide trends in the prevalence and incidence of depressive disorders and their correlates among adults with disabilities in Korea from 2006 to 2017. International Journal of Social Psychiatry, 00207640231174363 (Co-first author).

Lee, H. Y., Rana, M. J., Kim, R., & Subramanian, S. V. (2022). Small Area Variation in the Quality of Maternal and Newborn Care in India. JAMA Network Open, 5(11), e2242666-e2242666.

Lee, H. Y., Kim, R., Jang, S. N., & Kawachi, I. (2022). The relative importance of macro versus micro geographical scale in explaining suicide variation in Seoul, South Korea 2014–2016. PLoS one, 17(9), e0273866.

Ugai, T.,** Sasamoto, N.,** Lee, H. Y.,**, Ando, M.,** Song, M., Tamimi, R. M., ... & Ogino, S. (2022). Is early-onset cancer an emerging global epidemic? Current evidence and future implications. Nature Reviews Clinical Oncology, 19(10), 656-673 (Co-first author).

Lee, H. Y, Oh, J, Kawachi, I. (2022). Changes in catastrophic health expenditures for major diseases following health insurance expansion in South Korea. Health affairs, 41(5), 722-731

Lee, H. Y., Song I.H., Kawachi, I. (2022). Maternal and child social support and food availability in relation to child growth in four low-and middle-income countries. Scientific reports. 12(1),1-10

Lee, H. Y.,** Leslie, H.H.,** Oh J, Kim, R, Kumar, A., S V Subramanian, Kruk, M.E. (2022). District health system quality and neonatal mortality in India: a cross-sectional multilevel analysis of 192,671 recent births. Scientific Reports,12(1),6260 (Co-first author).

Lee, H. Y., Kim, N. H., & Kawachi, I. (2022). Did expansion of insurance coverage for major diseases in Korea induce a positive spillover effect on dental service utilization? Social Science & Medicine, 114952.

Leslie, H. H.,** Lee, H. Y.,** Blouin, B., Kruk, M. E., & García, P. J. (2022). Evaluating patient-reported outcome measures in Peru: a cross-sectional study of satisfaction and net promoter score using the 2016 EnSuSalud survey. BMJ Quality & Safety. doi: 10.1136/bmjqs-2021-014095 (Co-first author).

Rodgers, J.,** Lee, H. Y.,** Kim, R., Mor, N., & Subramanian, S. V. (2022). Geographic variation in caesarean delivery in India. Paediatric and perinatal epidemiology, 36(1), 92-103. (Co-first author).

Lee, H. Y.,** Nguyen, T. T. T.,** Park, S., Hoang, V. M., & Kim, W. H. (2021). Health Technology Assessment Development in Vietnam: A Qualitative Study of Current Progress, Barriers, Facilitators, and Future Strategies. International journal of environmental research and public health, 18(16), 8846. (Co-first author)

Oh, J., Lee, H. Y., Long, K. Q., Markuns, J. F., Bullen, C., Artaza Barrios, O. E., ... & Gostin, L. O. (2021). Mobility restrictions were associated with reductions in COVID-19 incidence early in the pandemic: evidence from a real-time evaluation in 34 countries.Scientific reports, 11(1), 1-17. (Corresponding author).

Lee, H. Y., Bae, E. Y., Lee, K., Kang, M., & Oh, J. (2021). Public Preferences in Resource Allocation for Insurance Coverage of Dental Implant Service in South Korea: Citizens’ Jury. International Journal of Environmental Research and Public Health, 18(8), 4135.

Lee, H. Y., Kim, R., Oh, J., & Subramanian, S. V. (2021). Association between the type of provider and Cesarean section delivery in India: A socioeconomic analysis of the National Family Health Surveys 1999, 2006, 2016. PloS one, 16(3), e0248283 (First & corresponding author).

Lee, H. Y.,** Yoon, N. H.,** Oh, J., Park, J. S., Lee, J. K., Moon, J. R., & Subramanian, S. V. (2020). Are “Obstetrically Underserved Areas” really underserved? Role of a government support program in the context of changing landscape of maternal service utilization in South Korea: A sequential mixed method approach. PloS one, 15(5), e0232760. (Co-first author)

Lee, H. Y., Oh, J., Kim, R., & Subramanian, S. V. (2020). Long‐term trend in socioeconomic inequalities and geographic variation in the utilization of antenatal care service in India between 1998 and 2015. Health services research, 55(3), 419-431.