TY  - RPRT
TI  - Sustained release chitosan microspheres prepared by novel spray drying methods.
AU  - P He
AU  - S S Davis
AU  - L Illum
DO  - 10.1080/026520499289068
UR  - https://pubmed.ncbi.nlm.nih.gov/10340219/
ID  - 10340219
ER  -