TY - RPRT TI - CHROMATOGRAPHIC TECHNIQUES USING LIQUID ION-EXCHANGERS. AU - U A BRINKMAN AU - G DE VRIES PY - 1965 DO - 10.1016/s0021-9673(01)80329-0 UR - https://pubmed.ncbi.nlm.nih.gov/14334186/ ID - 14334186 ER -