©2013 National Research Council of Thailand
Pakkanaporn Chanthapetch. 2006. Abdominal muscle activity during abdominal hollowing in four positions. Field of Study Physical Therapy, Chulalongkorn University;
Pakkanaporn Chanthapetch. (2006) Abdominal muscle activity during abdominal hollowing in four positions . Chulalongkorn University/Bangkok.
Pakkanaporn Chanthapetch. Abdominal muscle activity during abdominal hollowing in four positions. . Bangkok:Chulalongkorn University, 2006.
Pakkanaporn Chanthapetch. (2006) Abdominal muscle activity during abdominal hollowing in four positions . Chulalongkorn University/Bangkok.