Jackson, P. R., Yeo, W. W., & Ramsay, L. E. (1992). Essential Hypertension: Current Needs and Methodological Problems with Non-pharmacological Treatment. In Fish Oil and Vascular Disease (pp. 91-96). Springer Nature. doi:10.1007/978-1-4471-3890-7_14
Jackson, P. R., Yeo, W. W., & Ramsay, L. E. (1992). Essential Hypertension: Current Needs and Methodological Problems with Non-pharmacological Treatment. In Fish Oil and Vascular Disease (pp. 91-96). Springer Nature. doi:10.1007/978-1-4471-3890-7_14