Longitudinal changes of the femoral bone mineral density from first to third trimester of pregnancy: bone health assessment by means of non-ionizing REMS technology.

"Declarations Conflict of interestCasciaro S. and Conversano F. are co-founders and minority shareholders of Echolight Spa. Brandi M.L. is a scientific advisor at Echolight. Pisani P. is a scientific consultant at Echolight. All the remaining authors have no competing interests to declare that are relevant to the content of the article. Statement of human and animal rightsAll procedures were approved by the Local Ethic committee of Emilia-Romagna (Protocol #19656). Ethics approvalThis study was performed in line with the principles of the Declaration of Helsinki. Approval was granted by the Local Ethic committee of Emilia-Romagna (Protocol #19656). Informed consentInformed consent was obtained from all individual participants included in the study. Conflict of interest Casciaro S. and Conversano F. are co-founders and minority shareholders of Echolight Spa. Brandi M.L. is a scientific advisor at Echolight. Pisani P. is a scientific consultant at Echolight. All the remaining authors have no competing interests to declare that are relevant to the content of the article."

"Funding Open access funding provided by Università degli Studi di Parma within the CRUI-CARE Agreement."