CLINICALCHEMISTRY, Vol. 34, No. 5, 1988 991 MDMA and MDA Cross ReactivIty Observed wIth Abbott TDx Amphetamlne/MethamphetamIne Reagents, James M. Ramos, Jr. (Dept. of Pathol., Med. College of Virginia; current address: 4th Medical Group/SGHL, Seymour Johnson AFB, NC 27531), Robert L. Fitzgerald (Dept. of Pharmacol. and Toxicol., Med. College of Virginia), and Alphonse Poklis (Dept. of Pathol., ...