author = { Lazzari, Carlo AND Costigliola, Paolo AND Di Bari, Maria Assunta AND De Ronchi, Diana AND Volterra, Vittorio AND Chiodo, Francesco },

title = { Letters to the Editor },

publisher = {Mary Ann Liebert Inc},

isbn = {0893-5068},

keywords = { Public Health, Environmental and Occupational Health , Leadership and Management },

year = {1994},

url = { http://slubdd.de/katalog?TN_libero_mab2 }