The case for investment in tobacco control: lessons from four countries in the Americas oleh Brian Hutchinson, Farisha Brispat, Lorena Viviana Calderón Pinzón, Alejandra Sarmiento, Esteban Solís, Rachel Nugent, Nathan Mann, Garrison Spencer, Carrie Ngongo, Andrew Black, Maria Carmen Audera-Lopez, Tih Armstrong Ntiabang, Dudley Tarlton, Juana Cooke, Roy Small, Maxime Roche, Rosa Carolina Sandoval