1. Magnesium: Its biological significance;Aikawa,1981
2. Calcium blockers;Flaim,1982
3. The role of calcium in the contraction of the heart;Solaro,1982
4. Control of vascular contractility by the cardiac pacemaker;Mangel;Science,1982
5. Species in blood vessel specificity in the use of calcium for contraction;Ratz,1982