Strategies to assess the validity of recommendations: a study protocol

nork Martínez García, Laura, Sanabria, Andrea Juliana, Araya, Ignacio, Lawson, Jennifer, Haynes, R Brian, Rigau, David, Solà, Ivan, Díaz del Campo, Petra, Estrada, Maria Dolors, Etxeandia-Ikobaltzeta, Itziar, García Álvarez, Elvira, Gracia, Javier, Kotzeva, Anna, Louro-González, Arturo, Salcedo-Fernandez, Flavia, Trujillo-Martín, Maria Mar, Alonso-Coello, Pablo
Argitaratua 2013