... CONTRIBUTIONS OF THE THESIS Determination BA rate of pupils of primary schools and secondary schools with bronchial asthma in Thai Nguyen city Identification of some risk factors of BA for pupils of primary ... Through screening 4292 pupils at primary and secondary schools in Thai Nguyen city, the rate of BA is 9.5% Of which, the rate of BA in male pupils is 10.4% and is higher than that of female pupils ... Ngoc Mai, Nguyen Van Son (2008), "Studying the status of asthma in pupils at Gia Sang primary schools in Thai Nguyen city" , Ho Chi Minh Medical Journal (ISSN 1859-1779), Pediatric theme in The 19th...