Effects of intragastric balloon placement in metabolic dysfunction-associated fatty liver disease: A systematic review and meta-analysis - Freitas Junior, Joao Remi de; Ribeiro, Igor Braga; Moura, Diogo Turiani Hourneaux de; Sagae, Vitor Massaro Takamatsu; Souza, Gabriel Mayo Vieira de; Oliveira, Guilherme Henrique Peixoto de; Sanchez-luna, Sergio A.; Souza, Thiago Ferreira de; Moura, Eduardo Turiani Hourneaux de; Oliveira, Claudia Pinto Marques Souza de (World journal of hepatology, 2021)