TY - GEN AU - Siddalingeswara,O AU - Das,P TI - Non-traumatic iris retractor SN - 0007-1161 PY - 1974///0517 KW - Cellulose KW - Cryosurgery KW - Iris KW - surgery KW - Surgical Instruments N1 - Publication Type: Journal Article UR - https://doi.org/10.1136/bjo.57.10.734 ER -