A dual 1H/19F birdcage coil for small animals at 7 T MRI - Villa-Valverde, Palmira; Rodríguez, Ignacio; Padró, Daniel; Benito, Marina; Salmon, Carlos Ernesto Garrido; Ruiz-Cabello, Jesús (Magnetic Resonance Materials in Physics, Biology and Medicine, 2019)