Measuring Community Capacities with “KEQ”: Psychometric Tests Results for a Newly Developed Instrument for Health Promotion Programs in Germany Nickel, Stefan Süß, Waldemar Trojan, Alf 2016 - Forschungsinformationssystem des UKE
Implementing 'self-help friendliness' in German hospitals: a longitudinal study. Trojan, Alf Nickel, Stefan Kofahl, Christopher 2016 - Forschungsinformationssystem des UKE