Associations between accelerometer‐derived sedentary behavior and physical activity with white matter hyperintensities in middle‐aged to older adults oleh David A. Raichlen, Madeline Ally, Daniel H. Aslan, M. Katherine Sayre, Pradyumna K. Bharadwaj, Silvio Maltagliati, Mark H. C. Lai, Rand R. Wilcox, Christian G. Habeck, Yann C. Klimentidis, Gene E. Alexander