If groups finish level on points within the 17th and 18th positions, a two-legged playoff determines which group remains in Serie A. The group with the higher head-to-head file hosts the next leg. Historical Importance: Serie A, established in 1898, has become the oldest and most prestigious soccer leagues in https://tl7m29416.bloggazza.com/37673433/the-best-side-of-how-many-rounds-are-there-in-serie-a