Homozygosity of the Pro12Ala variant of the peroxisome proliferator-activated receptor-γ2 (PPAR-γ2): divergent modulating effects on body mass index in obese and lean Caucasian men. - Ek,J.; Urhammer,S.A.; Sorensen,T.I.; Andersen,T.; Auwerx,J.; Pedersen,O. (Diabetologia, 1999)