RT Journal Article SR Electronic T1 Type of Gradient Recalled-Echo Sequence Results in Size and Number Change of Cerebral Microbleeds JF American Journal of Neuroradiology JO Am. J. Neuroradiol. FD American Society of Neuroradiology SP e13 OP e13 DO 10.3174/ajnr.A0908 VO 29 IS 4 A1 S. Tatsumi A1 T. Ayaki A1 M. Shinohara A1 T. Yamamoto YR 2008 UL http://www.ajnr.org/content/29/4/e13.abstract AB