Changes

<p>1.Apply [[Biology learning procedure]]</p>

<p>&nbsp;</p><p><span style="font-size: large">Reference</span></p>

<div class="multipleins" sizset="false" sizcache04151915416476371="85 137 107" sizset="false"><p class="authors" sizset="false" sizcache04151915416476371="85 137 107" sizset="false"><strong>Kyung-Do Park</strong><sup sizset="false" sizcache04151915416476371="85 137 107">sizset="false"><a jquery18205432795217567932="31" href="http://www.biomedcentral.com/1471-2164/13/473/#ins1" jquery18205432795217567932="31">1</a></sup>^&dagger;, <strong>Jongsun Park</strong><sup sizset="false" sizcache04151915416476371="85 137 108" sizset="false"><a hrefjquery18205432795217567932="33" href="http://www.biomedcentral.com/1471-2164/13/473/#ins2" jquery18205432795217567932="33">2</a></sup>^&dagger;, <strong>Junsu Ko</strong><sup sizset="false" sizcache04151915416476371="85 137 109" sizset="false"><a jquery18205432795217567932="34" href="http://www.biomedcentral.com/1471-2164/13/473/#ins3" jquery18205432795217567932="34">>3</a></sup>^&dagger;, <strong>Byung Chul Kim</strong><sup sizset="false" sizcache04151915416476371="85 137 110" sizset="false"><a jquery18205432795217567932="35" href="http://www.biomedcentral.com/1471-2164/13/473/#ins2" jquery18205432795217567932="35">2</a></sup><sup sizsetsizcache04151915416476371="false85 137 111" sizcache04151915416476371sizset="85 137 111false"><a jquery18205432795217567932="36" href="http://www.biomedcentral.com/1471-2164/13/473/#ins3" jquery18205432795217567932="36">3</a></sup>, <strong>Heui-Soo Kim</strong><sup sizset="false" sizcache04151915416476371="85 137 112">sizset="false"><a jquery18205432795217567932="37" href="http://www.biomedcentral.com/1471-2164/13/473/#ins4" jquery18205432795217567932="37">4</a></sup>, <strong>Kung Ahn</strong><sup sizset="false" sizcache04151915416476371="85 137 113" sizset="false"><a hrefjquery18205432795217567932="38" href="http://www.biomedcentral.com/1471-2164/13/473/#ins4" jquery18205432795217567932="38">4</a></sup>, <strong>Kyoung-Tag Do</strong><sup sizset="false" sizcache04151915416476371="85 137 114" sizset="false"><a jquery18205432795217567932="39" href="http://www.biomedcentral.com/1471-2164/13/473/#ins5" jquery18205432795217567932="39">>5</a></sup>, <strong>Hansol Choi</strong><sup sizset="false" sizcache04151915416476371="85 137 115" sizset="false"><a jquery18205432795217567932="40" href="http://www.biomedcentral.com/1471-2164/13/473/#ins2" jquery18205432795217567932="40">2</a></sup>, <strong>Hak-Min Kim</strong><sup sizsetsizcache04151915416476371="false85 137 116" sizcache04151915416476371sizset="85 137 116false"><a jquery18205432795217567932="41" href="http://www.biomedcentral.com/1471-2164/13/473/#ins2" jquery18205432795217567932="41">2</a></sup>, <strong>Sanghoon Song</strong><sup sizset="false" sizcache04151915416476371="85 137 117">sizset="false"><a jquery18205432795217567932="42" href="http://www.biomedcentral.com/1471-2164/13/473/#ins3" jquery18205432795217567932="42">3</a></sup>, <strong>Sunghoon Lee</strong><sup sizset="false" sizcache04151915416476371="85 137 118" sizset="false"><a hrefjquery18205432795217567932="43" href="http://www.biomedcentral.com/1471-2164/13/473/#ins2" jquery18205432795217567932="43">2</a></sup>, <strong>Sungwoong Jho</strong><sup sizset="false" sizcache04151915416476371="85 137 119" sizset="false"><a jquery18205432795217567932="44" href="http://www.biomedcentral.com/1471-2164/13/473/#ins2" jquery18205432795217567932="44">>2</a></sup>, <strong>Hong-Sik Kong</strong><sup sizset="false" sizcache04151915416476371="85 137 120" sizset="false"><a jquery18205432795217567932="45" href="http://www.biomedcentral.com/1471-2164/13/473/#ins1" jquery18205432795217567932="45">1</a></sup>, <strong>Young Mok Yang</strong><sup sizsetsizcache04151915416476371="false85 137 121" sizcache04151915416476371sizset="85 137 121false"><a jquery18205432795217567932="46" href="http://www.biomedcentral.com/1471-2164/13/473/#ins6" jquery18205432795217567932="46">6</a></sup>, <strong>Byung-Hak Jhun</strong><sup sizset="false" sizcache04151915416476371="85 137 122">sizset="false"><a jquery18205432795217567932="47" href="http://www.biomedcentral.com/1471-2164/13/473/#ins7" jquery18205432795217567932="47">7</a></sup>, <strong>Chulhong Kim</strong><sup sizset="false" sizcache04151915416476371="85 137 123" sizset="false"><a hrefjquery18205432795217567932="48" href="http://www.biomedcentral.com/1471-2164/13/473/#ins3" jquery18205432795217567932="48">3</a></sup>, <strong>Tae-Hyung Kim</strong><sup sizset="false" sizcache04151915416476371="85 137 124" sizset="false"><a jquery18205432795217567932="49" href="http://www.biomedcentral.com/1471-2164/13/473/#ins3" jquery18205432795217567932="49">>3</a></sup>, <strong>Seungwoo Hwang</strong><sup sizset="false" sizcache04151915416476371="85 137 125" sizset="false"><a jquery18205432795217567932="50" href="http://www.biomedcentral.com/1471-2164/13/473/#ins8" jquery18205432795217567932="50">8</a></sup>, <strong>Jong Bhak</strong><sup sizsetsizcache04151915416476371="false85 137 126" sizcache04151915416476371sizset="85 137 126false"><a jquery18205432795217567932="51" href="http://www.biomedcentral.com/1471-2164/13/473/#ins2" jquery18205432795217567932="51">2</a></sup><sup sizset="false" sizcache04151915416476371="85 137 127">sizset="false"><a jquery18205432795217567932="52" href="http://www.biomedcentral.com/1471-2164/13/473/#ins3" jquery18205432795217567932="52">3</a></sup>^*, <strong>Hak-Kyo Lee</strong><sup sizset="false" sizcache04151915416476371="85 137 128" sizset="false"><a hrefjquery18205432795217567932="53" href="http://www.biomedcentral.com/1471-2164/13/473/#ins1" jquery18205432795217567932="53">1</a></sup>^* and <strong>Byung-Wook Cho</strong><sup sizset="false" sizcache04151915416476371="85 137 129" sizset="false"><a jquery18205432795217567932="54" href="http://www.biomedcentral.com/1471-2164/13/473/#ins5" jquery18205432795217567932="54">5</a></sup>^*</p>