R M Freire
[Phonoaudiology in public health]
Revista de saude publica
much discussion quantitative qualitative approaches research different disciplines behavioural social sciences two paradigms compared reveal relative strengths weaknesses debate traditions commonly taken place academic books hard find article deals generic issues related quantitative qualitative divide drawing distinguished research literature interested addressing need article aims explain essential characteristics quantitative qualitative research approaches emphasis underlying epistemological theoretical methodological differences elucidates research design issues concepts relation research paradigms planning research collecting analyzing data reporting findings criteria used evaluate research strategies findings also discussed