Moreover, we lack studies about the cumulative effect of the entire vaccine schedule.
Although lots of cultivation and utilization have been done in tartary buckwheat, there obviously lack studies in the genetic breeding of tartary buckwheat for agricultural and medicinal utilization (Ohnishi and Ohta 1987; Chen et al. 2007).
While research on vertical relationships has demonstrated that suppliers' capabilities can be developed via partnerships, we lack studies that relate the development of such capabilities to the management of business relationship portfolios.
Therefore, we still lack studies that can correlate the biochemical and biological properties of these viral proteins with the different biological aspects involved in the pathogenesis of those viruses in their host cells.
However, we lack studies on doctors' migration from developed countries.
Unfortunately, in Mexico, we lack studies that show the prevalence, incidence, and burden cost of PIDs in our population.
To date, we lack studies on the prevalence of contributors to secondary osteoporosis in other fracture populations.
Thus, we lack studies examining whether self-esteem mediates the associations between maternal, paternal and offspring anxiety/depression.
