Official position of the Brazilian Association of Bone Assessment and Metabolism (ABRASSO) on the evaluation of body composition by densitometry: part I (technical aspects)-general concepts, indications, acquisition, and analysis. - Maeda SS; Peters BSE; Martini LA; Antunes HKM; Gonzalez MC; Arantes HP; Prado CM; Pinto CL; de Araújo IM; de Paula FJA; Borges JLC; Albergaria BH; et al. (Advances in rheumatology (London, England), 2022)