| http://www.w3.org/ns/prov#value | - The pharmaceutically or veterinarily acceptable amphipathic copolymer may be, for example, a linera block copolymer of the formula Am (BA)n or Bm (AB)n wherein m is 0 or 1, n is an integer, A is a pharmaceutically or veterinarily acceptable hydrophobic polymer and B is a pharmaceutically or veterinarily acceptable hydrophilic polymer, or the amphipathic copolymer may be a graft or branched block c
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