title: Spatial profiles of bacterial microbiota in the human throat
design: There were five groups of samples in this research: swab samples of laryngeal carcinoma subjects (001-027), swab samples from control population (028-055), tumor tissue from the tumor site of laryngeal cancer patients (056-082), normal tissue taken from a site adjacent to the tumor (083-109), and mucosa samples from vocal cord polyps subjects (110-137).