Participants' recruitment: preliminary results of Portuguese National Health Examination Survey

S Namorado, I Kislaya, V Gaio, AJ Santos, AP Gil, M Barreto, J Santos, H Lyshol, B Nunes, C Matias Dias
2015 European Journal of Public Health  
doi:10.1093/eurpub/ckv176.035 fatcat:ejlkzri2uzgbjp3ngysyrannay