Sentence examples for samples and problems from inspiring English sources

Degenhardt et al. [ 5] and Moore et al. [ 6] concluded that findings on the association between cannabis and depression were inconsistent, probably due to small samples and problems related to reverse causality.

Yet, qPCR technology still has several issues [ 7, 8] that directly affect the accuracy of quantitative analysis, including the PCR amplification efficiency, the use of standard curves based on Ct values, the high background produced by nontarget DNA samples, and problems with the selection of a suitable reference material.

Evaluations, code samples, and problem-solving/behavioral exercises help streamline this stage of the process.

Gaussian process regression (GPR) model has been extensively applied in data-based modelling due to its good adaptability to deal with high dimensional, small samples, and nonlinear problems.

First reported in 1990, SPME provides solventless extraction of water samples and minimizes problems such as volatilization losses and contamination [4].

This is crucial to recognize potential mistakes in the population, such as contaminant samples, and prevents problems in the following map-based cloning step.

The main limitations of this study were the small sample size and problems associated with culture-dependent methods.

Other systematic reviews and meta-analyses have also found lower GWG from diet and physical activity interventions, but included studies often had methodological limitations including high loss to follow-up, small sample sizes and problems with blinding [ 34- 38].

Despite the small sample size and problems deriving from a non-standardized nutritional guidelines, our results show that simple dietary counseling is insufficient to normalize VitD intake and 25(OH D levels.

Despite efforts in including the elderly in RCTs, most studies on the use of laxatives in the elderly are limited because of small sample size and problems with methodology.

They ensured smooth communications and liaison, quality assurance of samples and slides, problem solving and most importantly a link between laboratories, communities and HEWs and other parts of the health sector.