It is that once they become available, they are often used indiscriminately, in the absence of studies to determine which patients they will benefit.
As for creams and "natural estrogen" formulations, Dr. Hays refers women to the Food and Drug Administration's warning that in the absence of studies demonstrating that such options are safer than estrogen, their safety cannot be assumed.
Comparisons with other studies are limited, due to the absence of studies with similar scope and outcomes.
The absence of studies on price transmission in the sugar sector since the 2006 reform, as far as we know.
There is absence of studies that look at strategic partnerships – and specifically the role of open innovation – in the development of small and innovative biotechnology firms.
The absence of studies on price transmission in the sugar sector since the 2006 reform, as far as we know ii.
In the absence of studies with an experimental, controlled design, the efficacy of isolation practices in preventing the transmission of respiratory pathogens in CF remains unproven.
The absence of studies on the human biofield from mainstream scientific literature is also discussed by describing the difficulties encountered in publishing.
Despite the high prevalence of clinical benign prostatic hyperplasia (BPH) among older men, there remains a notable absence of studies focused on BPH prevention.
Based on the aspects listed above, the lack of studies that have investigated the anaerobic responses in lower limbs and the absence of studies focusing on upper limbs are noteworthy.
