Versions of See prior versions of a law on LawServer 2024 Massachusetts General Laws ch. 112 sec. 66C – Optometrists; prescriptions; referrals; medical error reduction 2023 Massachusetts General Laws ch. 112 sec. 66C – Optometrists; prescriptions; referrals; medical error reduction 2022 Massachusetts General Laws ch. 112 sec. 66C – Optometrists; prescriptions; referrals; medical error reduction