Product-specific COVID-19 vaccine effectiveness against secondary infection in close contacts, Navarre, Spain, April to August 2021
Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin (2021) - Comments
pubmed: 34596016  doi: 10.2807/1560-7917.es.2021.26.39.2100894  issn: 1560-7917 

Iván Martínez-Baz, Camino Trobajo-Sanmartín, Ana Miqueleiz, Marcela Guevara, Miguel Fernández-Huerta, Cristina Burgui, Itziar Casado, María Eugenia Portillo, Ana Navascués, Carmen Ezpeleta, Jesús Castilla