TY - GEN AU - Dowaliby,M AU - Nichols,E AU - Bailey,M E TI - Comparative study involving bitoric effect of hard resin lenses mounted in optyl frames, zylonite frames, and metal frames SN - 0093-7002 PY - 1980///0712 KW - Eyeglasses KW - standards KW - Humans KW - Plastics KW - Pressure KW - adverse effects N1 - Publication Type: Comparative Study; Journal Article UR - https://doi.org/10.1097/00006324-198002000-00006 ER -