Heather A. Ballard

发表

K. Bilimoria, Julie K. Johnson, Yue-Yung Hu, 2022, Journal of surgical education.

R. Superina, E. Cheon, Heather A. Ballard, 2022, Paediatric anaesthesia.

P. Kovatsis, D. Damian, Heather A. Ballard, 2022, Paediatric anaesthesia.

N. Burjek, Heather A. Ballard, H. Ballard, 2021, Paediatric anaesthesia.