TY - RPRT TI - Role of zwitterionic structures in the solid-phase extraction based method development for clean up of tetracycline and oxytetracycline from honey. AU - Shahana Huq AU - Michael Garriques AU - Krishna M R Kallury PY - 2006 DO - 10.1016/j.chroma.2006.09.025 UR - https://pubmed.ncbi.nlm.nih.gov/17014856/ ID - 17014856 ER -