Subjects: WORLD Health Organization; HEALTH services accessibility; COMMUNICATIONHONG Kong (China)
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Subjects: DRUG therapy for malaria; MALARIA; QUESTIONNAIRESZAMBIA
Subjects: HEARING disorder diagnosis; CHILDREN'S health; COMMUNICATIONMALAWI
Subjects: ASTHMA treatment; ASTHMA diagnosis; ADRENERGIC beta agonistsZAMBIA
Subjects: THERAPEUTICS; COMMUNITY health workers; QUESTIONNAIRES
Subjects: *PREVENTION of obesity; *ANALYSIS of variance; *CHI-squared testARGENTINA