(a) The report shall be made immediately upon the nature of the injury being ascertained, shall be by telephone if possible and practicable, otherwise by writing, and shall contain the name, age, sex, race, and location of the person so injured, together with names of persons bringing the patient in for treatment, if any.
(b) A written report under this subchapter shall not be in compliance unless speedier means of transmitting the notice are not available, are impractical, or are incapable of reaching an officer.