Changmin is studying urban geography, focusing on infectious diesease, urban health and ecological environmet.

COVID-19 transmission dynamics
- Im et al. 2025 (under review)
- Im and Kim. 2021. IJERPH

Spatial pattern of tuberculosis
- Im and Kim. 2021 Plos One
- Im and Kim. 2021. JHIS (Korean)
- Im and Kim. 2021. JHIS (Korean)

Depression and anxiety amid COVID-19
- Funded by National Research Foundation of Korea

Preterm birth related urban environment r
- Kim et al. 2021 Environ. Health Prev. Med.
- Choe et al. 2021a. Plos One
- Choe et al. 2021b. Plos One

Spatial modeling of natural regeneration
- Im et al. 2023. For. Ecol. Manag.

Spatial zoning system of national park
- Koo et al. 2018. Ministry of Environment Report.
