Open studies have demonstrated an effect [43].
Lacking RCT, open studies and case series were also examined.
Currently, open studies on the damping property of recycled aggregate concrete (RAC) are very limited.
Contrasting results have been obtained for lidocaine intranasal (4 %) in open studies [101, 267, 268].
Three prospective open studies found no benefit of early initiation of RRT [12 14].
If RCT were lacking, open studies and case series were also examined.
To date, the impact of this game has been assessed in two multicentric, uncontrolled open studies in a natural environment.
Methysergide has been tested only in dated open studies which demonstrated an efficacy in 76 77 % of cases [286, 287].
A vast amount of case reports, open studies and, to a lesser extent, case control studies have been published on the topic of psychopathology and folate deficiency.
To improve registry enrollment, we transitioned to an online registry and trial matching mechanism to aid women in accessing open studies.
Open studies suggest that treatment of obesity hypoventilation syndrome (OHS) by noninvasive ventilation (NIV) restores sleep quality and daytime vigilance and reduces cardiovascular morbidity.
