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Human placental collagen compositions, and methods of making and using the same Grant US-9775886-B2 United States of America 03 Oct 2017
Human placental collagen compositions, and methods of making and using the same Grant US-9770488-B2 United States of America 26 Sep 2017
Human placental collagen compositions, and methods of making and using the same Grant US-8877180-B2 United States of America 04 Nov 2014