| http://www.w3.org/ns/prov#value | - iological conditions, and the hydrophilic component may or may not be biodegradable, the copolymer being capable of absorbing water to form a hydrogel when placed in water or an aqueous physiological-type environment in an animal body, the amphipathic copolymer being a linear 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 veteri
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