{"id":"W2076558070","doi":"10.1080/07373937.2011.645413","title":"Past, Present, and Future of Solid Phase Extraction: A Review","year":2012,"lang":"en","type":"review","venue":"Critical Reviews in Analytical Chemistry","topic":"Analytical chemistry methods development","field":"Chemistry","cited_by":478,"is_retracted":false,"has_abstract":true,"ca_institutions":"","funders":"University of Guelph","keywords":"Solid phase extraction; Sample preparation; Process engineering; Computer science; Extraction (chemistry); Automation; Chromatography; Biochemical engineering; Chemistry; Engineering","routes":{"ca_aff":false,"ca_fund":true,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":true},"retraction":null,"screen":null,"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.1296587654161961,"score_gpt":0.4893540347792397,"score_spread":0.3596952693630436,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}