Study to Assess the Efficacy and Safety of Oral Potassium Citrate on the Prevention of Nephrocalcinosis in Extreme Premature

Nephrocalcinosis

Randall’s Plaque Study: Pathogenesis and Relationship to Nephrolithiasis Alkaline Citrate Treatment to Lower the Risk of Nephrocalcinosis in Preterm Infants Preterm Infants and Nephrocalcinosis Study to Assess the Efficacy and Safety of Oral Potassium Citrate on the Prevention of Nephrocalcinosis in Extreme Premature The Incidence and the Risk Factors of Nephrocalcinosis in Very Preterm Infants