| http://www.w3.org/ns/prov#value | - Acetone, dimethyl sulfoxide (DMSO), ethanol, propylene glycol and unsaturated long-chain fatty acids are the most usual substances which are known for increasing the degree of permeability of various active substances and hormones (R. W. Baker and J. Farrand Patents in transdermal drug delivery Drug Delivery Systems 1987, Conference Proceedings).
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