TY - RPRT TI - Floating microparticles based on low density foam powder. AU - A Streubel AU - J Siepmann AU - R Bodmeier PY - 2002 DO - 10.1016/s0378-5173(02)00241-7 UR - https://pubmed.ncbi.nlm.nih.gov/12100855/ ID - 12100855 ER -