封闭疗法

结论：用氢氧化钙碘仿糊剂根管内封药消毒能够减少有窦型慢性根尖周脓肿根管封药消毒的次数，有利于窦道的尽快愈合。

set up folding bottom, cross bottom, block bottom

chiral building block

atrioventricular block

alveolar-capillary block syndrome

incomplete left bundle branch block

follow-block of pile driver

sinoatrial block

inner block【计】