Sentence examples for unknown pitfalls from inspiring English sources

There are many issues and unknown pitfalls in developing combination vaccines, and those vaccines that are further into development or licensure timeline have presumably mastered these issues and are more likely to be available in the projected time frame.

In addition, inadequate study design such as nonrandom sampling, a limited sample size and the pitfalls arising from unknown confounders should be also considered.

And what are the pleasures and pitfalls of living in an unknown country?

Lactate-targeted resuscitation is the gold-standard under current guidelines, although it has several pitfalls including that non-hypoxic sources of lactate might predominate in an unknown proportion of patients.

Ruttinger's study even suggested the pitfalls of propensity score and multivariate analyses; both cannot adjust for unobserved or unknown confounders, and not all factors that may influence transfusion practice had been collected.

Pitfalls remain.

Other pitfalls?

Pitfalls vary.

Legal pitfalls.

The pitfalls?

Pitfalls abounded.