title: Controlled drug delivery: a critical review.
authors.affiliation: Thermedics, Inc., Woburn, MA 01888-1799.
authors.forename: M
authors.initials: M
authors.lastname: Szycher
mesh_terms: D003692:Delayed-Action Preparations; D004345:Drug Industry / Q000191:economics; D013678:Technology, Pharmaceutical / Q000639:trends
chemical_list: D003692:Delayed-Action Preparations