Secondary Hyperparathyroidism, Bone Density, and Bone Turnover After Bariatric Surgery: Differences Between Roux-en-Y Gastric Bypass and Sleeve Gastrectomy

[11] Silverberg SJ(2018)American Society for Metabolic and Bariatric Surgery estimation of metabolic and bariatric procedures performed in the United States in 2016 Surg Obes Relat Dis 14 259-263

[12] Wei JH(2016)Impact of deficient nutrition in bone mass after bariatric surgery Arq Bras Cir Dig 29 38-42

[13] Lee WJ(2003)The International Physical Activity Questionnaire (IPAQ): a comprehensive reliability and validity study in twelve countries Med Sci Sports Exerc 35 1381-1395

[14] Chong K(1998)Validity of a brazilian food frequency questionnaire against dietary recalls and estimated energy intake Nutr Res 18 1649-1659

[15] Elaine WY(2019)European guidance for the diagnosis and management of osteoporosis in postmenopausal women Osteoporos Int 30 3-44

[16] Bouxsein ML(2016)Hypovitaminosis D in bariatric surgery: a systematic review of observational studies Metabolism 65 574-585

[17] Putman MS(2015)Intestinal calcium absorption decreases dramatically after gastric bypass surgery despite optimization of vitamin D status J Bone Miner Res 30 1377-1385

[18] Lindeman KG(2018)Relationships of serum 25-hydroxyvitamin D, ionized calcium and parathyroid hormone after obesity surgery Clin Endocrinol (Oxf) 88 372-379

[19] Greenblatt LB(2009)Treatment of vitamin D depletion after Roux-en-Y gastric bypass: a randomized prospective clinical trial Surg Obes Relat Dis 5 444-449

[20] Rourke C(2011)Evaluation, treatment, and prevention of vitamin D deficiency: an endocrine society clinical practice guideline J Clin Endocrinol Metab 96 1911-1930

[11] Silverberg SJ(2018)American Society for Metabolic and Bariatric Surgery estimation of metabolic and bariatric procedures performed in the United States in 2016 Surg Obes Relat Dis 14 259-263

[12] Wei JH(2016)Impact of deficient nutrition in bone mass after bariatric surgery Arq Bras Cir Dig 29 38-42

[13] Lee WJ(2003)The International Physical Activity Questionnaire (IPAQ): a comprehensive reliability and validity study in twelve countries Med Sci Sports Exerc 35 1381-1395

[14] Chong K(1998)Validity of a brazilian food frequency questionnaire against dietary recalls and estimated energy intake Nutr Res 18 1649-1659

[15] Elaine WY(2019)European guidance for the diagnosis and management of osteoporosis in postmenopausal women Osteoporos Int 30 3-44

[16] Bouxsein ML(2016)Hypovitaminosis D in bariatric surgery: a systematic review of observational studies Metabolism 65 574-585

[17] Putman MS(2015)Intestinal calcium absorption decreases dramatically after gastric bypass surgery despite optimization of vitamin D status J Bone Miner Res 30 1377-1385

[18] Lindeman KG(2018)Relationships of serum 25-hydroxyvitamin D, ionized calcium and parathyroid hormone after obesity surgery Clin Endocrinol (Oxf) 88 372-379

[19] Greenblatt LB(2009)Treatment of vitamin D depletion after Roux-en-Y gastric bypass: a randomized prospective clinical trial Surg Obes Relat Dis 5 444-449

[20] Rourke C(2011)Evaluation, treatment, and prevention of vitamin D deficiency: an endocrine society clinical practice guideline J Clin Endocrinol Metab 96 1911-1930