TY - RPRT TI - Development of matrix-based theophylline sustained-release microtablets. AU - H Rey AU - K G Wagner AU - P Wehrlé AU - P C Schmidt PY - 2000 DO - 10.1081/ddc-100100323 UR - https://pubmed.ncbi.nlm.nih.gov/10677806/ ID - 10677806 ER -