Tremendous challenges and opportunities exist to improve quality and productivity of these products.
Although many challenges and barriers exist, a coordinated, multilevel, transdisciplinary approach has the potential to reduce indoor tanning and prevent future cases of skin cancer.
However, challenges and pitfalls exist in association studies, and consideration of particular features of study design is necessary before making definite conclusions from these studies.
The same challenges, and choices, exist for people who are trying to find a new job.
Over that time, Forgey has developed a keen understanding of how his farming system works and where new challenges and opportunities exist.
Common challenges and problems existed within this traditional psychiatry training programme.
Numerous challenges and barriers exist in collecting social network data in rural, developing country settings, and little research has examined the importance of social networks and social capital for MHCU among rural women.
However, despite the potential advantages of nanoparticles, only a relatively small number of nanoparticle-based medicines have been approved and marketed for clinical use, while numerous challenges and hurdles exist with nanoparticulate drugs that are at different stages of development.
Challenges and limitations exist for studies seeking to identify the evolution of regulatory regions by detecting changes that were accelerated as a result of lineage-specific positive selection (Pollard et al. 2006; Prabhakar et al. 2006, 2008).
However, while this has proven to be a valid approach to finding clues about pathogenesis as well as to identifying potential biomarkers [ 13- 16], a number of challenges and limitations exist.
