ยง 2. Crimes
Section 5
3. Anyone who commits, in the case of an international armed conflict, one of the following acts:
(c) subjecting persons who are in the power of an adverse party to the conflict to physical mutilation or medical or scientific experiments of any kind, which are neither justified by the medical, dental or hospital treatment of the person concerned nor carried out in his or her interest, and which cause death to or seriously endanger the health of such persons or persons;
shall be liable to life imprisonment or a term of imprisonment not exceeding thirty years or a sixth category fine.
Medical experiments - IAC
Mutilation - IAC
Scientific experiments - IAC
EDIT.