Complex sentence: Acinetobacter enters into the body through open wounds, catheters, and breathing tubes, usually infecting those with compromised immune systems, such as the elderly, children or those with immune diseases.
Split into simpler sentences: Acinetobacter enters into the body through open wounds, catheters, and breathing tubes. It usually infects those with compromised immune systems, such as the wounded, the elderly, children or those with immune diseases.