An open multicentric study evaluating 4-hydroxybutyric acid sodium salt in the medium-term treatment of 179 alcohol dependent subjects. - Addolorato,G.; Castelli,E.; Stefanini,GF.; Casella,G.; Caputo,F.; Marsigli,L.; Bernardi,M.; Gasbarrini,G. (Alcohol Alcoholism, 1996)