TY - GEN AU - Sullivan,C M AU - Fowler,C W TI - Analysis of a progressive addition lens population SN - 0275-5408 PY - 1990///0321 KW - Adaptation, Psychological KW - Adult KW - Aged KW - Aged, 80 and over KW - Chi-Square Distribution KW - Consumer Behavior KW - Double-Blind Method KW - Eyeglasses KW - Female KW - Humans KW - Male KW - Medical Records KW - Middle Aged KW - Optics and Photonics KW - Presbyopia KW - therapy KW - Surveys and Questionnaires N1 - Publication Type: Journal Article UR - https://doi.org/10.1111/j.1475-1313.1989.tb00837.x ER -