来源:British Journal of General Practice , 2004
作者:Nikki Jeal, Chris Salisbury
关键词:cross-sectional survey;health services accessibility;...
使用许可:Unknown
来源:British Journal of General Practice , 2006
作者:Jan J Kerssens;Patrick J Bindels;Theo G Sandfort;等
关键词:prevalence;primary care;...
使用许可:Unknown