TY - RPRT TI - Controlled release and magnetically modulated release systems for macromolecules. AU - R Langer AU - L Brown AU - E Edelman PY - 1985 DO - 10.1016/s0076-6879(85)12032-x UR - https://pubmed.ncbi.nlm.nih.gov/4046857/ ID - 4046857 ER -