Department of Anesthesiology Centro Hospitalar Conde de S?o Januário Macao Special Administrative Region China;
Department of Anesthesiology Centro Hospitalar Conde de S?o Januário Macao Special Administrative Region China;
Department of Anesthesiology Centro Hospitalar Conde de S?o Januário Macao Special Administrative Region China;
Department of Anesthesiology Centro Hospitalar Conde de S?o Januário Macao Special Administrative Region China;