The document outlines the authorship policy for meta-analyses conducted at the Centre for Translational Medicine (CTM) at Semmelweis University, adhering to the International Committee of Medical Journal Editors (ICMJE) guidelines. It specifies the criteria for authorship eligibility, defines different research roles (e.g., PhD students, supervisors, statisticians), and establishes rules regarding participation in meetings, contribution requirements, and conditions for authorship withdrawal.