Therapeutic effect of aqueous-extract from a traditional Chinese medical herb Drynaria fortunei on rat experimental model of alveolar bone resorption Preparation of neoeriocitrin and naringin reference substances from Drynaria fortunei Effects of traditional chinese medicine Drynaria fortunei smith on promoting the proliferation,differentiation and calcification of mouse osteoblastic MC3T3-E1 cells Isolation and indentification of chemical compounds from Drynaria fortunei HPLC fingerprint of Drynariae Rhizoma HPLC fingerprint of Drynariae Rhizoma Lignans and flavonoids from rhizome of Drynaria fortunei Lignans and flavonoids from rhizome of Drynaria fortunei Studies on the Quality Evaluation or Three Kinds of Rhizoma Drynariae