With the speed at which tsunami waves travel through open water, no system can protect against a very sudden tsunami, where the coast in question is too close to the epicenter. A devastating tsunami occurred off the coast of HokkaidÅ in Japan as a result of an earthquake on July 12, 1993.
CONN. AGENCIES REGS. Â§ 19a-14-42: A health care provider must retain medical records for 7 years from the last date of treatment or, upon the date of the patient, for 3 years. Delaware: Records must be kept for a minimum of 6-9 years: DEL.
1 Billing records in all states should be retained for seven years according to Internal Revenue Service standards. 2  They may be kept in a separate file. 3  Telephone calls that pertain to medical care should be documented in the medical record and kept according to the above medical record retention guidelines. Telephone calls that pertain to medical care should be documented in the medical record and kept according to the above medical record retention guidelines. 2  Appointment books may be kept for one year.