iFixit posts repair guide for Retina MacBook Pro, estimates battery replacement at $500 - 9to5Mac
Egoway New Replacement Laptop Battery for Apple Macbook Pro 10.1 15-in
15" Top Case Keyboard Trackpad Battery A1398 MacBook Pro Retina Mid 2012 E 2013 | eBay
How to Replace the Battery in the 15-Inch Retina MacBook Pro: EveryMac.com
Amazon.com: A1417 Battery Only for (Mid 2012 & Early 2013) A1398 MacBook Pro - Replacement Battery for A1398 MacBook Pro 15-inch Retina (Mid 2012, Early 2013 Version) - EMC 2512 or 2673 [11.26V/99Wh] : Electronics
iFixit Launches Repair Guides for Retina MacBook Pro - MacRumors
How to replace the battery in Apple MacBook Pro 15-inch A1417 for model A1398 (Mid 2012) - YouTube
MacBook Pro 15" Retina Top Case w/ Battery (Mid 2012 - Early 2013) DIY Parts replacement Top Bottom Case Keywords
MacBook Recalls And Repair Programs - Is Your Mac Included? | Macworld
iFixit: New MacBook Pro has first 'DIY-friendly' battery replacement design since 2012 - 9to5Mac
Macbook Pro Retina Mid 2015 Battery Replacement - New Original Battery A1425 A1437 - Aliexpress
NewerTech® : Batteries : NuPower® Battery for MacBook Pro 15" Unibody Early & Late 2011, Mid-2012 Models
Replacing the Battery in a MacBook Pro Unibody (2009-2012) in 5 Minutes! - YouTube
MacBook Pro Battery Replacement (Early 2011 to Mid 2012) | Zollotech
DENAQ Lithium-Ion Battery for Apple® MacBook® Pro with Retina display Laptops NM-A1398 - Best Buy