Saben uwong ngerti yen flu iku singkatan saka influenza.Akeh wong mikir yen influenza mung flu biasa.Nyatane, dibandhingake karo selesma, gejala flu luwih serius.Gejala flu utamane dadakan, mriyang, sirah, nyeri awak, irung tersumbat, irung meler, batuk garing ...
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