1. Surgery for weight loss in adults;Colquitt;Cochrane Database Syst Rev,2014
2. British Obesity and Metabolic Surgery Society guidelines on perioperative and postoperative biochemical monitoring and micronutrient replacement for patients undergoing bariatric surgery—2020 update;O’Kane;Obes Rev,2020
3. Does bariatric surgery cause vitamin A, B1, C or E deficiency? A systematic review;Lewis;Obes Surg,2018
4. Iron, vitamin B12, folate and copper deficiency after bariatric surgery and the impact on anaemia: a systematic review;Lewis;Obes Surg,2020