title: Advances in Sample Extraction.
authors.affiliation: Department of Chemistry, National University of Singapore , 3 Science Drive 3, Singapore 117543, Singapore.
authors.forename: Sheng
authors.initials: S
authors.lastname: Tang
authors.affiliation: Department of Chemistry, National University of Singapore , 3 Science Drive 3, Singapore 117543, Singapore.
authors.forename: Hong
authors.initials: H
authors.lastname: Zhang
authors.affiliation: Department of Chemistry, National University of Singapore , 3 Science Drive 3, Singapore 117543, Singapore.|National University of Singapore Environmental Research Institute , T-Lab Building #02-01, 5A Engineering Drive 1, Singapore 117411, Singapore.|Tropical Marine Science Institute, National University of Singapore , S2S, 18 Kent Ridge Road, Singapore 119227, Singapore.
authors.forename: Hian Kee
authors.initials: HK
authors.lastname: Lee