TY - RPRT TI - A semiautomatic multispotting apparatus for thin-layer chromatography. AU - L D Smith AU - R B Triplett AU - W H Archer AU - R L Emerson PY - 1977 DO - 10.1016/0003-2697(77)90450-x UR - https://pubmed.ncbi.nlm.nih.gov/869204/ ID - 869204 ER -