Peptide Cross-Linked Poly (Ethylene Glycol) Hydrogel Films as Biosensor Coatings for the Detection of Collagenase. - Norlaily Ahmad; Burcu Colak; De-Wen Zhang; Martin John Gibbs; Michael Watkinson; C. Remzi Becer; Julien E. Gautrot; Steffi Krause (Sensors, 2019)