Europe Animal Healthcare Market, By Drug Type (Anti-Infective Agents, Anti-Inflammatory & Analgesic Agents, Parasiticides, Vaccines, Hormones & Substitutes, and Others), By Animal Type (Livestock (Bovine, Porcine, Poultry, and Other), Companion (Canine, Feline, Equine), By Indication (Infectious Diseases, Pain Management, Auto-immune Disease, and Others)