The Supreme Judicial Court of Massachusetts has held that the "locality rule" in regard to the standard of care of physicians and surgeons is no longer applicable.
Brune v. Belinkoff, ___ Mass. ___, 235 N.E.2d 793 (1968).
David L. Gilmore,
Physicians & Surgeons - Malpractice - Standard of Care,
Duq. L. Rev.
Available at: https://dsc.duq.edu/dlr/vol7/iss2/9