TY  - RPRT
TI  - Obstacles to polypeptide delivery.
AU  - L A Sternson
PY  - 1987
DO  - 10.1111/j.1749-6632.1987.tb45788.x
UR  - https://pubmed.ncbi.nlm.nih.gov/3442365/
ID  - 3442365
ER  -