The stomach flu, or gastroenteritis, can be caused by a number of different viruses that attack your gastrointestinal system. These viruses can be contracted from food that was inadequately prepared or in conditions with poor hygiene.
The Rothschild family remains the wealthiest family in human history and, according to The Richest, it still possesses roughly US$350 billion in assets throughout the world. The same publication mentioned that the secrecy which surrounds the Rothschild family and the scale of their operations have prevented anyone from estimating exactly how much this family is worth.
To keep wealth in the family the Rothschilds married to their relatives for example cousin marries sister etc. No one knows for sure what their total net worth is since they have it spread over their entire family and in many investments such as wine and bank trusts. Here a family picture of the Rothschilds.