@article{Labata-Lezaun:95977,
      author        = "Labata-Lezaun, N. and Llurda-Almuzara, L. and
                       López-de-Celis, C. and Rodríguez-Sanz, J. and
                       González-Rueda, V. and Hidalgo-García, C. and
                       Muñiz-Pardos, B. and Pérez-Bellmunt, A.",
      title         = "{Effectiveness of Protein Supplementation Combined with
                       Resistance Training on Muscle Strength and Physical
                       Performance in Elderly: A Systematic Review and
                       Meta-Analysis}",
      year          = "2020",
}