<prompt> IPD records of patients are preserved for how many years -1 year3 years5 years7 years  <response>: Every physician shall maintain the medical records peaining to his or her indoor patients for a period of 3 years from the commencement of treatment in a standard proforma laid down by the Medical Council of India. as per Indian Medical Council Regulations, 2002. Ref: Textbook of Forensic Medicine Toxicology. V.V.Pillai. 16th edition. Pg no: 592 