Electronic Health Record Interoperability System in Peru Using Blockchain. - David Mauricio; Paulo César Llanos-Colchado; Leandro Sebastián Cutipa-Salazar; Pedro S. Castañeda; Roberth Chuquimbalqui-Maslucán; Leonardo Rojas Mezarina; José Luis Castillo Sequera (Int. J. Online Biomed. Eng., 2024)