Niraporn Chompootaweep และผู้แต่งคนอื่นๆ. (2004) The effect of type I collagen and insulin-like growth factor-I on osteopontin expression in human periodontal ligament cells. Chulalongkorn University:ม.ป.ท.Niraporn Chompootaweep และผู้แต่งคนอื่นๆ. 2004. The effect of type I collagen and insulin-like growth factor-I on osteopontin expression in human periodontal ligament cells. ม.ป.ท.:Chulalongkorn University;Niraporn Chompootaweep และผู้แต่งคนอื่นๆ. The effect of type I collagen and insulin-like growth factor-I on osteopontin expression in human periodontal ligament cells. ม.ป.ท.:Chulalongkorn University, 2004. Print.