Expert Review of Vaccines
Vol 20 (10) 2021
https://www.tandfonline.com/toc/ierv20/current

To mix or not to mix? A rapid systematic review of heterologous prime–boost covid-19 vaccination
Nan-Chang Chiu, Hsin Chi, Yu-Kang Tu, Ya-Ning Huang, Yu-Lin Tai, Shun-Long Weng, Lung Chang, Daniel Tsung-Ning Huang, Fu-Yuan Huang & Chien-Yu Lin
Pages: 1211-1220
Published online: 01 Sep 2021