Fifth, causality is difficult to establish in observational studies, and it is possible that more QOF-oriented practices have particular clinical system preferences.
It s also found that unclear target from the management of reducing energy waste and practice for the students is the main reasons on why energy saving behaviour difficult to establish in universities.
In most cases, the diagnosis is easily established; however, a preoperative diagnosis is difficult to establish in a few patients.
In GPCR, end-to-end connections are difficult to establish in low traffic density.
As there is free access to all physicians in Belgium, and patients are not forced to register to a practice, it is difficult to establish the practice population.
In general, an accurate thrust modeling is very difficult to establish for underwater robot in practice.
Lack of definitive information in critically ill patients makes it difficult to establish guidelines for daily practice in intensive care.
The persistent perfusion of the abdominal cavity with DW may overcome this phenomenon and become an effective technique in clinical practice; however, it is difficult to establish an in vivo experimental model with mice.
It must be terribly difficult to establish rituals in your life.
