 Complete the following phrase:  After being sidelined through injury for the first half of the 200001 season with Fiorentina, Morfeo briefly returned to Atalanta on loan the following January; during this time, however, he struggled with injuries and due to his character, and ultimately failed to consistently replicate the quality performances he had managed during his first spell with Atalanta, despite some promising performances, and a respectable tally of five goals in 17 appearances. After Fiorentinas ficial difficulties had forced the club to sell several key players, Morfeo returned to the side for the 