The increase in serum visfatin after bariatric surgery in morbidly obese women is modulated by weight loss, waist circumference, and presence or absence of diabetes before surgery - Botella-Carretero, J I; Luque-Ramírez, M; Alvarez-Blasco, F; Peromingo, R; San Millán, J L; Escobar-Morreale, H F (Obes Surg, 2008)