The filling material described should be properly identified and/or correctly cited. pH is missing a value. The hydrogel is claimed to contain tetramethylenediamine, which from a chemistry point of view is questionable; it probably should be N, N, N′, N′-tetramethylethylenediamine, which may be used as initiator in polyacrylamide systems.
机构:
Department of Plastic and Reconstructive and Aesthetic Surgery, Sofia Faculty of Medicine, Alexandrovska University Hospital, 1431 SofiaDepartment of Plastic and Reconstructive and Aesthetic Surgery, Sofia Faculty of Medicine, Alexandrovska University Hospital, 1431 Sofia