Shi, Ya Antiviral activity of phenanthrenes from the medicinal plant Bletilla striata against influenza A virus. [electronic resource] - BMC complementary and alternative medicine May 2017 - 273 p. digital Publication Type: Journal Article ISSN: 1472-6882 Standard No.: 10.1186/s12906-017-1780-6 doi Subjects--Topical Terms: Antiviral Agents--chemistryHumansInfluenza A Virus, H3N2 Subtype--drug effectsInfluenza, Human--drug therapyOrchidaceae--chemistryPhenanthrenes--chemistryPlant Extracts--chemistryPlants, Medicinal--chemistryVirus Replication--drug effects