%0 Journal Article %A Abdollahimohammad, Abdolghani %A Firouzkouhi, Mohammadreza %T Sample size estimation in randomized clinical trials (RCTs) %J Journal of Diabetes Nursing %V 7 %N 1 %U http://jdn.zbmu.ac.ir/article-1-353-fa.html %R %D 2019 %K %X %> http://jdn.zbmu.ac.ir/article-1-353-fa.pdf %P 737-739 %& 737 %! %9 Letter to Editor %L A-10-261-2 %+ Zabol University of medical sciences %G eng %@ 2345-5020 %[ 2019