as has been demonstrated previous studies
as has been demonstrated previous studies, previous studies have demonstrated, as has been demonstrated previously, as in previous study, as has been demonstrated, previous studies have shown, several studies have been, as was shown in the study, previous studies have found, as reported in our previous study, a recent study demonstrated
as has been demonstrated previous studies. There are any references about as has been demonstrated previous studies in here. you can look below.
as has been demonstrated previous studies
previous studies have demonstrated
as has been demonstrated previously
as in previous study
as has been demonstrated
previous studies have shown
several studies have been
as was shown in the study
previous studies have found
as reported in our previous study
a recent study demonstrated
as has been demonstrated previous studies, previous studies have demonstrated, as has been demonstrated previously, as in previous study, as has been demonstrated, previous studies have shown, several studies have been, as was shown in the study, previous studies have found, as reported in our previous study, a recent study demonstrated