Analysis of information sources in references of the Wikipedia article "Étaples" in English language version.
An investigation into the global epidemic of influenza in 1918, which killed an estimated 40 million people, has shown it almost certainly started in an army camp in France in the middle of the First World War.
An investigation into the global epidemic of influenza in 1918, which killed an estimated 40 million people, has shown it almost certainly started in an army camp in France in the middle of the First World War.
