TY - RPRT TI - A flexible sample introduction method for polymer microfluidic chips using a push/pull pressure pump. AU - Zhiyong Wu AU - Henrik Jensen AU - Jean Gamby AU - Xiaoxia Bai AU - Hubert H Girault PY - 2004 DO - 10.1039/b308405a UR - https://pubmed.ncbi.nlm.nih.gov/15472737/ ID - 15472737 ER -