00370nam a22001217a 4500020001800000082001400018100002400032245008700056260003900143300001000182650001700192650003900209  a9780199856169  aB084 H393  aHennink, Monique M.  aFocus Group discussions: understanding qualitative researchcby Monique M. Hennink  aNew YorkbOxford Univ. Pressc2014  a221p.  aFocus groups  aQualitative research - Methodology