TY - RPRT TI - Sleep pattern development from 6 through 33 months. AU - C N Jacklin AU - M E Snow AU - M Gahart AU - E E Maccoby PY - 1980 DO - 10.1093/jpepsy/5.3.295 UR - https://pubmed.ncbi.nlm.nih.gov/7205514/ ID - 7205514 ER -