TY - GEN AU - Liu,Yue AU - Wildsoet,Christine TI - The effect of two-zone concentric bifocal spectacle lenses on refractive error development and eye growth in young chicks SN - 1552-5783 PY - 2011///0401 KW - Animals KW - Animals, Newborn KW - Chickens KW - Contact Lenses, Hydrophilic KW - Eye KW - growth & development KW - Eyeglasses KW - Hyperopia KW - etiology KW - Myopia KW - Prosthesis Design KW - Refraction, Ocular KW - physiology KW - Retina KW - physiopathology N1 - Publication Type: Journal Article; Research Support, N.I.H., Extramural UR - https://doi.org/10.1167/iovs.10-5716 ER -