Columbia subject headings:
Brain--Hemorrhage--Congresses.
Cranial fossa, Posterior--Tumors--Congresses.
Infants--Diseases--Congresses.
Tumors in children--Congresses.
Harvard subject headings:
Brain--Hemorrhage--Congresses.
Cranial fossa, Posterior--Tumors--Congresses.
Tumors in infants--Congresses.
Princeton subject headings: