title: Will we ever be ready for blood level-guided therapy?
authors.forename: Christine M
authors.initials: CM
authors.lastname: Walko
authors.forename: Howard L
authors.initials: HL
authors.lastname: McLeod
mesh_terms: D000230:Adenocarcinoma / Q000097:blood / Q000188:drug therapy* / Q000401:mortality / Q000473:pathology; D000964:Antimetabolites, Antineoplastic / Q000008:administration & dosage* / Q000009:adverse effects / Q000097:blood / Q000493:pharmacokinetics*; D001830:Body Surface Area; D015179:Colorectal Neoplasms / Q000097:blood / Q000188:drug therapy* / Q000401:mortality / Q000473:pathology; D004334:Drug Administration Schedule; D054796:Drug Dosage Calculations; D016903:Drug Monitoring; D005472:Fluorouracil / Q000008:administration & dosage* / Q000009:adverse effects / Q000097:blood / Q000493:pharmacokinetics*; D006801:Humans; D002955:Leucovorin / Q000008:administration & dosage; D008954:Models, Biological; D009362:Neoplasm Metastasis; D013997:Time Factors; D016896:Treatment Outcome; D014803:Vitamin B Complex / Q000008:administration & dosage
chemical_list: D000964:Antimetabolites, Antineoplastic; D014803:Vitamin B Complex; D002955:Leucovorin; D005472:Fluorouracil