TY  - BOOK
AU  - Agrawal,Mukul A.
AU  - W.A.Ritschel,M.D.,PhD.
TI  - Development of hydrogel piston pump : : a new compression-coated peroral modified release drug delivery system 
U1  - 615.19 23
PY  - 1997///
KW  - Pharmaceutics
KW  - Biomedical materials
N1  - Thesis (Ph.D.)--University of Cincinnati, 1997; Includes bibliographical references
ER  -