The American Journal of Surgical Pathology 中文版版权说明：

　　©2019 Wolters Kluwer Health.

　　This material is from Wolters Kluwer Health, and authorize to 91360 Medical Group（Shen Zhen）Co.,Ltd. (91360 Pathologist group) and Shanghai EBM Info Tech Co., Ltd. (CME Window) freely distribute such material to medical professionals. No part of this material may be reproduced in any form, stored in a retrieval system or transmitted in any form, by any means.

　　Opinions expressed in this material are not necessarily those of Wolters Kluwer or associates. No responsibility is assumed by Wolters Kluwer or associates, for any injury and/or damage to persons or property as a matter of products liability, negligence or otherwise, or from any use or operation of any methods, products, instructions, or ideas contained in the material. Because of rapid advances in the medical sciences, in particular, independent verification of diagnoses and drug dosages should be made.