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Ultragenyx Announces Collaboration with Kyowa Hakko Kirin to Develop and Commercialize Phase 2-stage KRN23 for X-linked Hypophosphatemia

September 3, 2013

Ultragenyx Announces Collaboration with Kyowa Hakko Kirin to Develop and Commercialize Phase 2-stage KRN23 for X-linked Hypophosphatemia