TY - RPRT TI - Children followed with difficulty: how do they differ? AU - C Callanan AU - L Doyle AU - A Rickards AU - E Kelly AU - G Ford AU - N Davis PY - 2001 DO - 10.1046/j.1440-1754.2001.00621.x UR - https://pubmed.ncbi.nlm.nih.gov/11328470/ ID - 11328470 ER -