Single-cell protein : safety for animal and human feeding : proceedings of the Protein-Calorie Advisory Group of the United Nations System symposium "Investigations on Single-cell Protein" held at the Istituto di Ricerche Farmacologiche 'Mario Negri', Milan, Italy, March 31-April 1, 1977 / - Paglialunga, Silvio.; Scrimshaw, Nevin S.; Garattini, Silvio. (Pergamon Press,, 1979)