title: Retraction Note: Psoriasin (S100A7) is a novel biomarker for lung squamous cell carcinoma in humans.
abstract: [This retracts the article DOI: 10.1186/s12935-014-0154-0.].
authors.affiliation: Department of Cytology Laboratory, People's Hospital of Linyi, Linyi, 276300 Shandong China.
authors.forename: Guijuan
authors.initials: G
authors.lastname: Liu
authors.affiliation: Department of Nursing, People's Hospital of Yinan, Linyi, 276300 Shandong China.
authors.forename: Qiang
authors.initials: Q
authors.lastname: Wu
authors.affiliation: Department of Nursing, People's Hospital of Yinan, Linyi, 276300 Shandong China.
authors.forename: Guilan
authors.initials: G
authors.lastname: Liu
authors.affiliation: Department of Thoracic Surgery, the People's Hospital of Rizhao, Rizhao, China.
authors.forename: Xueying
authors.initials: X
authors.lastname: Song
authors.affiliation: Department of Nursing, People's Hospital of Yinan, Linyi, 276300 Shandong China.
authors.forename: Jihong
authors.initials: J
authors.lastname: Zhang