Table 1. Parameters of the Qu-Chung model [16].

Parameter	Description
[K]o = 5.4	Extracellular potassium (mM)
[K]i = 145	Intracellular potassium (mM)
[Na]o = 140	Extracellular sodium (mM)
[Na]i = 10	Intracellular sodium (mM)
[Ca]o = 1.8	Extracellular calcium (mM)
R = 8.314	Gas constant (J/K)
T = 310	Temperature (K)
F = 96.5	Faraday’s constant (C/mM)
PNaK = 0.0183	Maximal permeability of the NaK pump
ICaL,max = 0.09	Maximal conductance of ICaL
IKP,max = 0.0183	Maximal conductance of IKp
Ib,max = 0.0392	Maximal conductance of Ib
INa,max = 16	Maximal conductance of INa
IK1,max = 0.3	Maximal conductance of IK1
IK,max = 0.282	Maximal conductance of IK
γ = 1 or 4	τx scaling factor
α = 9.4	d∞ slope parameter
β = 7.2	f∞ slope parameter
Δ = 0 or -15	f∞ shift parameter (mV)
V0 = 24.5	Center of the ICaL activation window (mV).