2012-07-01
中华口腔医学会(CSA,Chinese Stomatological Association)
2012-06-01
2011-12-30
2011-07-20
2011-06-30
美国儿童牙科学会(AAPD,American academy of pediatric dentistry)
2011-05-30
2010-11-01
2010-06-30
2010-05-01
美国牙科协会(ADA,American Dental Association)
2010-03-01