Columbia subject headings:
Abnormalities, Human--Etiology.
Bones--Diseases--Etiology.
Cardiovascular system--Diseases--Etiology.
Kidneys--Diseases--Etiology.
Magnesium deficiency diseases--Complications.
Harvard subject headings:
Abnormalities, Human--Etiology
Bones--Diseases--Etiology.
Cardiovascular system--Diseases--Etiology.
Kidneys--Diseases--Etiology.
Magnesium deficiency diseases--Complications.
Princeton subject headings: