10- 144 C.M.R. ch. 260, § 3
Current through 2025-03, January 15, 2025
The certificate must show that the immunization is effective at the time of licensure.
10- 144 C.M.R. ch. 260, § 3
The certificate must show that the immunization is effective at the time of licensure.
10- 144 C.M.R. ch. 260, § 3