Liu X, Miao H, Behrman JR, Hannum E, Liang Z, Zhao Q. The Asian Games, air pollution and birth outcomes in South China: an instrumental variable approach. Econ Hum Biol. 2022 Jan;44:101078. doi: 10.1016/j.ehb.2021.101078
Layton JB, Hansen MK, Jakobsen CJ, Kshirsagar AV, Andreasen JJ, Hjortdal VE, Rasmussen BS, Simpson RJ, Brookhart MA, Christiansen CF. Statin initiation and acute kidney injury following elective cardiovascular surgery: a population cohort study in Denmark. Eur J Cardiothorac Surg. 2016 Mar;49(3):995-1000. doi: 10.1093/ejcts/ezv246
Kjeldsen BJ, Thorsen H, Whalley D, Kronborg O. Influence of follow-up on health-related quality of life after radical surgery for colorectal cancer. Scand J Gastroenterol. 1999 May;34(5):509-15.