Search results for: Michael J. Berg
BMC Medical Research Methodology > 2019 > 19 > 1 > 1-12
Health Research Policy and Systems > 2019 > 17 > 1 > 1-11
Health Services Research > 52 > 1 > 93 - 112
BMC Medical Research Methodology > 2019 > 19 > 1 > 1-12
Health Research Policy and Systems > 2019 > 17 > 1 > 1-11
Health Services Research > 52 > 1 > 93 - 112