31. (1) The Registrar shall, in every fifth years, on or before a date to be fixed by the Board cause to be published a correct list of the names and qualifications, for the time being entered in the register and list and the dates when such qualifications were acquired. (2) It shall be presumed that any person whose name has been entered in any such list, is a registered or a listed practitioner, as the case may be, and that any person whose name is not so entered is neither a registered nor a listed practitioner.