Table 3.

Number of citations of Google Scholar.

First author	Google Scholar
Derakhshanfar	10
Shakeri	5
Naghavi	35
Ramezani	0
Heidarrad	5
Shahbaziyan	2
Montazeri	65
Nikbakhsh	79
Mehrabani	1
Rajabirad	7
Mohtamedi	0
Seyedtabai	5
Vahdani niya	260