Bone morphogenetic proteins − 7 and − 2 in the treatment of delayed osseous union secondary to bacterial osteitis in a rat model - Helbig, Lars; Omlor, Georg; Ivanova, Adriana; Gühring, Thorsten; Sonntag, Robert; Kretzer, Jan Philippe; Schmidmaier, Gerhard (BioMed Central, 2018)