From a pool of 50 methods nine are systematically selected and applied in order to check whether the selection was successful or not.
A total of 250 smallholder rice producers were systematically selected and interviewed.
From each of the selected households, one individual (male or female) was systematically selected and requested to participate in the study.
Those who were eligible were systematically selected and invited to participate in the study on a voluntary basis, and their informed consent was obtained.
Thirteen predictive FFM-BIA equations based on weight, height, age, resistance, reactance and/or impedance were systematically selected and compared to FFM-DXA.
Once the direction was determined, four households were systematically selected and a questionnaire was administered to an adult [head of household or spouse] who was available and willing to be interviewed.
Articles were systematically selected and evaluated by two independent readers, and the quality of articles as an indicator for the reliability of results was taken into account when drawing conclusions regarding associations between climatic factors and infectious diseases.
Ten percent of all households visited by CHWs for data collection in different sites (rural and peri-urban) were systematically selected and visited a second time by technically trained research team members.
Piedmontese breed has been systematically selected for double-muscled phenotype and the peculiar muscular hypertrophy have been analyzed for a long time.
