Sentence examples for studies are complex to from inspiring English sources

However, these studies are complex to perform and susceptible for biases.

Due to the intrinsic characteristics of PTH physiological secretion with very frequent and small pulses, PTH pulsatility studies are complex to perform and this explains in part the lack of published data on this topic.

Comparisons with other studies are complex due to varying definitions and follow-up periods.

These studies are complex due to the number of different functions in which the STN is involved.

Traditional ship-based study methods are extremely expensive, and data from such studies are complex and difficult to interpret [ 19– 219.

Field studies are complex and therefore difficult to judge concerning their reliability.

Many adherence interventions in research studies are complex and it can be difficult to tease apart the active ingredients of the intervention.

Some studies are complex and cross-sectoral.

Recruiting to primary care studies is complex.

The return migration case is complex to study.

The epidemiology of contralateral breast cancer is complex to study for a number of reasons.