TY - RPRT TI - Comparative cutoff points for adenosine monophosphate and methacholine challenge testing. AU - Tom C Fardon AU - Emma J Fardon AU - Melissa R Hodge AU - Brian J Lipworth PY - 2004 DO - 10.1016/s1081-1206(10)61396-8 UR - https://pubmed.ncbi.nlm.nih.gov/15521373/ ID - 15521373 ER -