Soni, P S Complications reported with hydrogel extended wear contact lenses. [electronic resource] - American journal of optometry and physiological optics Jul 1988 - 545-51 p. digital Publication Type: Journal Article ISSN: 0093-7002 Subjects--Topical Terms: Conjunctivitis, Allergic--etiologyContact Lenses, Extended-Wear--adverse effectsCorneal Ulcer--etiologyFollow-Up StudiesHumansHydrogel, Polyethylene Glycol DimethacrylateKeratitis--etiologyPolyethylene Glycols--adverse effects