Roman Gregory T, Chen Yanli, Viberg Pernilla, Culbertson Anne H, Culbertson Christopher T
Department of Chemistry, Kansas State University, 111 Willard Hall, Manhattan, Kansas 66506, USA.
Anal Bioanal Chem. 2007 Jan;387(1):9-12. doi: 10.1007/s00216-006-0670-4.