"study bias section"@en . . _:b673210172 . . . . _:b673210172 . . _:b673210172 . . "PERSON: Jie Zheng"^^ . . "study bias section"@en . . "DOI: 10.1097/PRS.0b013e3181de24bc"^^ . . . . _:b673210172 "2025-01-22T19:13:30.196118"^^ . . . . "ONE ontology"^^ . . . . _:b673210172 . . _:b673210172 . "A study limitations section that describes systematic error introduced into sampling or testing by selecting or encouraging one outcome or answer over others."@en . . "PERSON: Chen Yang"^^ .