Intervention Gianluca Campo, Francesco Saia, Paolo Guastaroba, Jlenia Marchesini, Elisabetta Varani, Antonio Manari, Filippo Ottani, Stefano Tondi, Rossana De Palma, and Antonio Marzocchi Arch Intern Med. 2011;171(21):1948-1949. EXTRACT I FULL TEXT EFTA00608202 THIS ARTICLE HAS BEEN CITED BY OTHER ARTICLES