Even Dave Mustaine couldn?t have imagined how influential the lyrics in the Megadeth song, Tout Le Monde, would become. And one can simply imagine, a bemused Dr. House sitting alone in their office, together with his headphones plugged in, and the same song blaring from it. Trying to overlook the pain in his leg and in the mind from his failed relationship with Dr. Cuddy, House is almost repentant, almost! It is certain that mafia refers to secretive groups which cause organized crimes in over the world. Their names in many cases are known by the name of the continent they originated in and the majority of members will likely be of the nationality. Their activities are invariably illegal like drugs, firearm trafficking, etc. Here is the set of the biggest and quite a few dangerous mafia groups in the world. Unhygienic sexual practices can lead to pathologic conditions like urinary tract infection.