TY - RPRT TI - An improved field test for hallucinogens. AU - G V Alliston AU - A F Bartlett AU - M J Maunder AU - G F Phillips PY - 1971 DO - 10.1111/j.2042-7158.1971.tb12788.x UR - https://pubmed.ncbi.nlm.nih.gov/4395899/ ID - 4395899 ER -