Calvet, J., Orellana, C., Galisteo, C., García-Manrique, M., Navarro, N., Caixàs, A., … Gratacós, J. Clinical and ultrasonographic features associated to response to intraarticular corticosteroid injection. A one year follow up prospective cohort study in knee osteoarthritis patient with joint effusion. PloS One, 13(1), e0191342. https://doi.org/10.1371/journal.pone.0191342 (Original work published 2018)

González-Sarrías, A., Larrosa, M., García-Conesa, M., Tomás-Barberán, F., & Espín, J. (2013). Nutraceuticals for older people: facts, fictions and gaps in knowledge. Maturitas, 75(4), 313-34. https://doi.org/10.1016/j.maturitas.2013.05.006