Calcium Citrate Versus Calcium Carbonate in the Management of Chronic Hypoparathyroidism: A Randomized, Double-Blind, Crossover Clinical Trial.

"Disclosures All authors state that they have no conflicts of interest."

"Authors’ roles: AMN, GT, FV, and AP had the original idea, wrote the study protocol, coordinated the study procedures, and critically revised the report. AMN, GT, AS, DB, GGI, SM, NN, RC, and AP selected, monitored, and cared for patients and collected data. GS did the statistical analysis. AMN, GT, and AP monitored the study. GG advised and followed subjects for the specialized diet during the study period. AMN, GT, JPB, AF, FV, and AP interpreted centralized laboratory measurements. AMN, GT, JPB, AF, PT, GM, FV, and AP analyzed and interpreted data. AMN, GT, JPB, AF, PT, GM, FV, and AP interpreted data and wrote the first draft of the report. All authors revised the first draft and wrote the final version of the manuscript. Open Access Funding provided by Universita Campus Bio‐Medico di Roma within the CRUI‐CARE Agreement."

"The study was registered with ClinicalTrials.gov ID NCT03425747 on February 8, 2018."