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评论 (8)
Istvan PFEIFFER 医师
4 年前
Some closeups could have helped better understanding.
Samah ABDELFATTAH 医师
7 年前
Thank u
Fadwa EL HADOUTI GASENT 医师
7 年前
I agree with Dr LAU KIAN HONG
Edmond Kian Hong LAU 医师
8 年前
Camera angle should focus on the face during injection.
Roberta PERES VIEIRA DE MELO 医师
8 年前
Very nice presentation
Antonio DELL UTRI 医师
8 年前
Thank you for this lesson, doctors!
Oyunchimeg TSERENNADMID 医师
8 年前
Good.
Gul Ramia BASMAJI 医师
8 年前
Thanks for the full and complete explanation