Development of a high-yielding bioprocess for 11-alpha hydroxylation of canrenone under conditions of oxygen-enriched air supply - Contente, Martina Letizia; Guidi, Benedetta; Serra, Immacolata; De Vitis, Valerio; Romano, Diego; Pinto, Andrea; Lenna, Roberto; Oliveira, Ricardo Pinheiro de Souza; Molinari, Francesco (Steroids, 2016)