REPUBLIC OF MONTENEGRO

Beginning with the 16th Century, wherefrom exist trails in writing, every century in average, registered three pandemics each, with intervals of 10 to 15 years in between individual pandemics. In the course of the 20th Century three pandemics occurred as follows: in 1918, caused by A(HIN), so called the Spanish fever; in 1957, caused by A(H3N2 ... ................
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