Kliem, S., Krieg, Y., Lohmann, A., & Mößle, T. (2020). Evaluation of the universal prevention program Klasse2000 in fourth grade primary school children: Protocol for a propensity score-matching approach. JMIR Research Protocols, 9(8), . doi:10.2196/13508
Cita Chicago Style (17a ed.)Kliem, Sören, Yvonne Krieg, Anna Lohmann, y Thomas Mößle. "Evaluation of the Universal Prevention Program Klasse2000 in Fourth Grade Primary School Children: Protocol for a Propensity Score-matching Approach." JMIR Research Protocols 9, no. 8 (2020). https://doi.org/10.2196/13508.
Cita MLA (9a ed.)Kliem, Sören, et al. "Evaluation of the Universal Prevention Program Klasse2000 in Fourth Grade Primary School Children: Protocol for a Propensity Score-matching Approach." JMIR Research Protocols, vol. 9, no. 8, 2020, https://doi.org/10.2196/13508.