{TAIL ~ Conventional thermal dryers} often damage fragile hydrogels during the cohesive phase, resulting in {HEAD ~ soluble oligomer formation} 
{ TAIL ~ Conventional thermal dryers } often damage fragile hydrogels during the cohesive phase , resulting in { HEAD ~ soluble oligomer formation }
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD