You need ACE 3 in order to use that modpacks.

ACE3 Medical is a good improvement for those of you who want an entertaining medical system ! But if you search for a better experience, here is a list of 7 mods that will improve your entertainment, providing a better challenge for the medics and reducing the frustration for the soldier ! And all that for less than 25 MB and a fully configurable set of addons that allow you to get exactly the settings that fit your experience.

Here is a quick sum up of the changes and improvement :
- Quicker medical system to save time to both medics and patients.
- Addition and fix of the Burn damages, Lung damages and limbs damages for a better challenge and entertaining system !
- Rework and addition of medication to reduce inconscious time and allow a better blood pressure and heart beat management !
- Rework of the bandages to get a more rewarding experience with different types of wounds !
- Addition of the Airway management, Oxygen saturation in blood and also blood type to get a more realistic experience !
- Fix of the CPR to improve reanimation chances !
- Addition of several equipment such as medical bag to get medical facility with you, Medical assistant tablet to have a perfect control of your teams vitals, fully functionnal AED with vital monitoring and audio notification, stowable stretcher, I.V. working stands, and a lot of others assets !

Here is the Modlist and actual weight for each :
00.239MB - Arma Forces ACE Medical
00.439MB - Med+ ACE Burns
00.104MB - ADV - ACE Splint
00.104MB - ADV - ACE CPR
01.052MB - Ace Medical Assistant
07.724MB - FSG Medic Bag - ACE 3
13.772MB - KAT - Advanced Medical
23.434MB - TOTAL

I do not own any of the content, neither being part of the developement ! I highly encourage you to thanks all the Modders for their amazing works to bring us a better system !
If you find some bugs or get some idea feel free to share with the Modders !

If you think that a mod need to be added comment and I will take a closer look to the mod !