title: To the Editor.
authors.affiliation: Metabolic Bone Disease Research Group, University of Extremadura, Nursing Department, Cáceres, Spain Metabolic Bone Disease Research Group, University of Extremadura, Nursing Department, Cáceres, Spain Metabolic Bone Disease Research Group, University of Extremadura, Nursing Department, Cáceres, Spain Servicio de Tocoginecología, Hospital San Pedro de Alcántara, Cáceres, Spain.
authors.forename: Jose M
authors.initials: JM
authors.lastname: Moran
authors.forename: Ignacio
authors.initials: I
authors.lastname: Aliaga
authors.forename: Juan D
authors.initials: JD
authors.lastname: Pedrera-Zamorano
authors.forename: Antonio Sánchez
authors.initials: AS
authors.lastname: Fernández