Collagenase-embedded self-healing hyaluronic acid/carboxymethyl chitosan hydrogel with controlled drug release: Boosting chemotherapeutic penetration and efficacy in pancreatic cancer - Jingrong Huang; Jinlin Wu; Yuao Zhang; Yongxia Cui; Ke Yuan; Zihan Zhu; Tao Li; Yun Lu; Kang Xiong; Haowen Pang; Shaozhi Fu (Chemical Engineering Journal, 2026)