TY - RPRT TI - Simple pointspread retinoscope suitable for vision screening. AU - H C Howland AU - N Sayles AU - C Cacciotti AU - M Howland PY - 1987 DO - 10.1097/00006324-198702000-00007 UR - https://pubmed.ncbi.nlm.nih.gov/3826285/ ID - 3826285 ER -