Journal of Air Transport Management · 2019 · 21 citations · 13 references
EducationAerospace EngineeringDisabilityDisability ManagementPhysical DisabilitiesDefinition Of DisabilityDisability AssessmentDisability EvaluationDisability StatisticsMedical Aspects Of DisabilityPsychosocial Aspects Of DisabilityDisability Reporting FrameworksDisability Severity MeasurementDisability Severity ScalesHealth-related Disability MeasurementIncidence Of Disability
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Sampling for qualitative research
Martin Marshall · Family Practice · 1996 · 4.1K citations
Sampling in Qualitative Research
Mark Luborsky, Robert L. Rubinstein · Research on Aging · 1995 · 753 citations