Safety and Immunogenicity of Inactivated Spores as a Heterologous Antibody Booster for COVID-19 Vaccines
Vaccines (2022) - Comments
pubmed: 35891178  doi: 10.3390/vaccines10071014  issn: 2076-393x 

Johnny Chun-Chau Sung, Nelson Cheuk-Yin Lai, Kam-Chau Wu, Man-Chung Choi, Chloe Ho-Yi Ma, Jayman Lin, Cheong-Nang Kuok, Wai-Leng Leong, Weng-Kei Lam, Yusuf Khwaja Hamied, Dominic Man-Kit Lam, Eric Tung-Po Sze, Keith Wai-Yeung Kwong