[A clinical epidemiological study of the absentees in an elementary school. Second report: A preliminary epidemiological finding of absenteeism and a clinical study of 106 absentees].
D000041:Absenteeism; D004813:Epidemiology; D005260:Female; D006801:Humans; D008297:Male; D012141:Respiratory Tract Infections; D012574:Schools; D012737:Sex Factors; D013624:Taiwan