L Bishop, F., Howick, J., Vennik, J., Bostock, J., Little, P., Mallen, C., Morrison, L., Steele, M., Stuart, B., Hughes, S., Smith, K., Ratnapalan, M., Lyness, E., Dambha-Miller, H., Tiwari, R., Lockyer-Stevens, C., & Everitt, H. Feasibility trial of a new digital training package to enhance primary care practitioners’ communication of clinical empathy and realistic optimism