聚丙烯酰胺水凝胶做为一种软组织填充材料，1997年正式引进中国并应用于临床。
In 1997, polyacrylamide hydrogel was introduced into China and used in clinical practice as a kind of injectable soft tissue filler.
聚丙烯酰胺水凝胶做为一种软组织填充材料，1997年正式引进中国并应用于临床。
In 1997, polyacrylamide hydrogel was introduced into China and used in clinical practice as a kind of injectable soft tissue filler.
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