TY - RPRT TI - Does chiropractic utilization substitute for less available medical services? AU - C E Yesalis AU - R B Wallace AU - W P Fisher AU - R Tokheim PY - 1980 DO - 10.2105/ajph.70.4.415 UR - https://pubmed.ncbi.nlm.nih.gov/7361963/ ID - 7361963 ER -