CYP19A1 and head and neck squamous cell carcinoma: Survival analysis in various types of cancer patients using KM plotter showed that aromatase higher mRNA expression led to poorer overall survival (OS) in head-neck squamous cell carcinoma (Fig 1A), kidney renal clear cell carcinoma (Fig 1B), kidney renal papillary cell carcinoma (Fig 1C), liver hepatocellular carcinoma (Fig 1E) and stomach adenocarcinoma (Fig 1F) patients.