Aplication of Hopf bifurcation theory and variational methods to the study of limit cycles in boiling water reactors

Study of normal breast tissue by in vivo

Study of normal breast tissue by in vivo volume localized proton MR Spectroscopy: variation of Water–Fat ratio in relation to the heterogeneity of the breast and the menstrual cycle

✍ Uma Sharma; Mahesh Kumar; Rani G. Sah; Naranamangalam R. Jagannathan 📂 Article 📅 2009 🏛 Elsevier Science 🌐 English ⚖ 395 KB

## Purpose: To investigate the alterations in water-fat (w-f) ratio of the normal breast tissue of female volunteers as a function of the histological phases of the menstrual cycle. ## Methods: Image-guided volume localized in vivo proton ((1)h) magnetic resonance spectroscopy (mrs) at 1.5 t was