APA Style

Hägglund, L. et al (2018). A mixed methods study of Tai Chi exercise for patients with chronic heart failure aged 70 years and older (Volume 5, Issue 2). none: Wiley.

MLA Style

Hägglund, Lena. et al. "A mixed methods study of Tai Chi exercise for patients with chronic heart failure aged 70 years and older". Volume 5, Issue 2 none: Wiley, 2018. Jurnal.