TY - RPRT TI - Something old and nothing new. AU - T M Somrak PY - 1997 DO - 10.1002/(sici)1097-0339(199712)17:6<401::aid-dc2>3.0.co;2-b UR - https://pubmed.ncbi.nlm.nih.gov/9407195/ ID - 9407195 ER -