FRIDAY, Dec. 30, 2022 (HealthDay News) -- Gastroesophageal reflux disease (GERD) is causally associated with lung cancer risk, according to a study published online Dec. 8 in Cancer Medicine. Lin Li, from The Second Affiliated Hospital of Zunyi Medical University in China, and colleagues employed a two-sample Mendelian randomization (MR) approach to examine the causal