<prompt> In IMR, age of infants is considered -Below 1 monthBelow 1 yearUpto 1 year28 days  <response>: Infant moality rate is the deaths of children less than 1 year of age on a year per number of live bihs in the same year X 100REF. PARKS TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICAL 21ST EDITION. PAGE NO - 523 