According to generational theory, when is the critical period of value programming?

In 1956, the AHIMA conducted a study of:

a. the efficacy of coding systems for diagnostic indexing. b. the difficulty of diagnostic indexing. c. the usefulness of surgical diagnostic indexing. d. the ability to bill with codes.

If the electronic timer of a high frequency generator is suspect,

a. a standard spinning top test should be performed. b. the timer should be compared with a stop watch. c. an exposure time modifier should be calculated and incorporated into future exposures. d. a qualified service engineer should be called.