TY  - JOUR 
T1  - Apical Barrier Formation After Incomplete Orthograde MTA Apical Plug Placement in Teeth with Open Apex - Report of Two Cases
JO  - Brazilian Dental Journal
A1  - Floratos, Spyros G.
A1  - Tsatsoulis, Ioannis N.
A1  - Kontakiotis, Evangelos G.
SN  - 0103-6440
UL  - 10.1590/0103-6440201302163
VL  - 24 
Y1  - 2013
PB  - Brazil 
ER  -