KHELLAF, GhaliaProf. Ag. Ghalia KHELLAFSenior lecturer in nephrology, nephrologist at the CHU Bab El Oued (Algiers)Pr. Ag. Soumia MISSOUMSenior lecturer in nephrology, Head of nephrology at the CHU Batna (Algeria)Pr. Ag. Mourad LAHMARSenior Lecturer in Anaesthesia-Resuscitation, Head of Anaesthesia-Resuscitation at the Centre for the Fight against Cancer, Batna