Kersten, GFADonders, DAkkermans, ABeuvery, EC2025-03-142025-03-141996https://rivm.openrepository.com/handle/10029/636592Single shot with tetanus toxoid in biodegradable microspheres protects mice despite acid-induced denaturation of the antigen.ArticleVaccine 1996; 14:1627-322025-03-14