LAMBELET, B.; CLOT, B.; KEIMER, C. Ragweed (Ambrosia) progression and its health risks: will Switzerland resist this invasion?. Swiss Medical Weekly, [S. l.], v. 135, n. 3738, p. 538–538, 2005. DOI: 10.4414/smw.2005.11201. Disponível em: https://smw.ch/index.php/smw/article/view/533. Acesso em: 23 may. 2024.