TY - GEN AU - Seifen,E TI - Dependency on Mg- and Ca-concentration of cycle length in spontaneously beating guinea-pig atria SN - 0031-6768 PY - 1969///0103 KW - Animals KW - Calcium KW - pharmacology KW - Extracellular Space KW - Female KW - Guinea Pigs KW - Heart KW - drug effects KW - Heart Atria KW - Heart Rate KW - Hemodynamics KW - In Vitro Techniques KW - Magnesium KW - Male N1 - Publication Type: Journal Article UR - https://doi.org/10.1007/BF00586717 ER -