Contributors
Ü.S.Ü and A.K. proposed the concept, involved in the design of the study
and preparation of the manuscript. Ü.S.Ü was the principal investigator
for the study. Ü.S.Ü, Y.D.K., M.K. and F.G. collected the data. Ü.S.Ü,
H.R.Y. and Ö.K.Ü. involved in the analysis and interpretation of data.
A.K. and H.R.Y. revised the manuscript. All authors reviewed and
approved the final manuscript.