The PSA Injection Can Be Useful During Maintenance or Recare

Multiple Choice

The PSA injection can be useful during maintenance or recare appointments.Many times the maxillary molars are the first teeth involved in periodontal disease.

A) Both statements are true.
B) Both statements are false.
C) The first statement is true;the second statement is false.
D) The first statement is false;the second statement is true.