Simple system Bacterial polysaccharides 1 Behavioral theory 1 Biomechanics 1 Caffeine 1 Cell culture 1 Complex networks 1 Culture medium 1 Deterioration 1 Dynamical systems 1 Elastic moduli 1 Fibroblasts 1 Gelation 1 Gellan gum 1 Human dermal fibroblasts 1 Human skin 1 Hydrogels 1 H∞ model reduction 1 Large scale systems 1 Mechanical 1 Model reduction 1 Naturally occurring 1 Networked systems 1 Non linear 1 Penetration property 1 Probabilistic methods 1 Probabilistics 1 Skin substitutes 1 Small networks 1 Specifications 1