(1998). Young men who snore, are constantly tired, at risk of heart attack. Manila Bulletin.
Chicago-viite (17. p.)"Young Men Who Snore, Are Constantly Tired, at Risk of Heart Attack." Manila Bulletin 1998.
MLA-viite (9. p.)"Young Men Who Snore, Are Constantly Tired, at Risk of Heart Attack." Manila Bulletin, 1998.
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