Lippincott Williams & Wilkins
John Wiley & Son Inc. and its affiliates
Aptus Health, Inc.
Wolters Kluwer | Lippincott Williams & Wilkins
Saunders, an imprint of Elsevier Inc.
31st edition and 2015 print edition
Mosby, Inc., an affiliate of Elsevier Inc.
Mosby, an imprint of Elsevier Inc.
Lippincott Williams & Wilkins, a Wolters Kluwer Business
Physicians Interactive, Inc.
Interpretive Laboratory Data, Inc.
7th print edition