http://reply.papertrans.cn/3/285/28443/28443-11.png
http://reply.papertrans.cn/3/285/28443/28443-12.png
Submitted on: 26 July 2005.
Revised on: 14 August 2005.
Accepted on: 21 August 2005.
SOUTHEAST ASIAN JOURNAL OF TROPICAL MEDICINE AND PUBLIC HEALTH
http://reply.papertrans.cn/3/285/28443/28443-14.png
http://reply.papertrans.cn/3/285/28443/28443-15.png
http://reply.papertrans.cn/3/285/28443/28443-16.png
Submitted on: 08 October 2005.
Revised on: 12 November 2005.
Accepted on: 28 November 2005.
SOUTHEAST ASIAN JOURNAL OF TROPICAL MEDICINE AND PUBLIC HEALTH
http://reply.papertrans.cn/3/285/28443/28443-18.png
Submitted on: 08 June 2005.
Revised on: 21 June 2005.
Accepted on: 13 July 2005.
SOUTHEAST ASIAN JOURNAL OF TROPICAL MEDICINE AND PUBLIC HEALTH
Submitted on: 17 January 2016.
Revised on: 13 February 2016.
Accepted on: 05 March 2016.
SOUTHEAST ASIAN JOURNAL OF TROPICAL MEDICINE AND PUBLIC HEALTH