Two-Stage Revision Total Hip Arthroplasty for Periprosthetic Infections Using Antibiotic-Impregnated Cement Spacers of Various Types and Materials - Katsufumi Uchiyama; Naonobu Takahira; Kensuke Fukushima; Mitsutoshi Moriya; Takeaki Yamamoto; Yojiro Minegishi; Rina Sakai; Moritoshi Itoman; Masashi Takaso (The Scientific World Journal)