Sentence examples for using a previously tested from inspiring English sources

Seven studies reported using a previously tested or validated measure and provided a citation to justify its selection [ 35- 42].

Satisfaction with patient clinician communication and key aspects of the consultation was measured using a previously tested 17-item scale (Fallowfield, 1998).

Negative controls for DNA extraction and PCR reactions were conducted in the absence of template and using a previously tested negative sample, while positive reactions were conducted using known herpesvirus DNA obtained from walrus [ 27].

Research supervisors paid at least one follow-up visit to participating providers following the initial training program, using a previously tested observational checklist to assess the quality of the service provided.

The present study investigates whether eCO2 might affect vegetation and the water balance differently in the medium and long term using a previously tested model that incorporates dynamic feedbacks between natural vegetation and the water balance (Schymanski et al. 2009 b ).

To identify studies enrolling children in MEDLINE we used a previously tested strategy [ 8] and adapted for the other databases.

Encouragingly, data collection methods were generally moderate to strong: seven of the nine studies used a previously tested or validated measure.

Using a previously test method (Fig.  3a), the biomass was hydrolyzed with relatively mild conditions of 100 °C 1 % w/ w H2SO4 for 30 min to selectively hydrolyze the polyfructose molecules, leaving structural cellulose largely unhydrolyzed as previously shown with inulin and cellulose tests.

Following provision of informed consent, patient demographics (age, gender, Maasai age class and previous cases of malaria) and health seeking behaviors (days waiting before presenting to hospital and time traveled) were recorded using a previously pilot tested and validated questionnaire (additional file 1).

Using the EQ-5D as a previously tested and accepted standard helped to further support validity.

Vessels were either directly processed for characterization of the native tissue or stored dry at −80°C until decellularization Vessels were decellularized according to a previously tested protocol using an in-house developed device for the automatic decellularization of biological tissues [ 16].