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<xml><bibliography><APA>Pawin Puapornpong. (2001) Outcome of pregnancy with first trimester threatened abortion after ultrasound detecting embryonic or fetal cardiac activity. &lt;i&gt;Journal of Medicine and Health Sciences&lt;/i&gt;, &lt;i&gt;7&lt;/i&gt;(1), 1-??.?.</APA><Chicago>Pawin Puapornpong. "Outcome of pregnancy with first trimester threatened abortion after ultrasound detecting embryonic or fetal cardiac activity". Journal of Medicine and Health Sciences  7 (2001):1-??.?.</Chicago><MLA>Pawin Puapornpong. Outcome of pregnancy with first trimester threatened abortion after ultrasound detecting embryonic or fetal cardiac activity. Faculty of Medicine,Srinakharinwirot University:ม.ป.ท. 2001.</MLA></bibliography></xml>
