Milani S, Buckler J M H, Kelnar C J H, Benso L, Gilli G, Nicoletti I, Faglia G, Radetti G, Bona G, Schonbeck Y, Van Buuren S, Hermanussen M, Grugni G, Marazzi N, Júlíusson P B, Roelants M, Hoppenbrouwers K, Hauspie R, Bjerknes R, Lejarraga H, Sartorio A
Section of Medical Statistics and Biometry, University of Milan, Italy.
J Endocrinol Invest. 2012 Feb;35(2):224-6. doi: 10.1007/BF03345422.