Correction: Selection and characterization of ultrahigh potency designed ankyrin repeat protein inhibitors of C. difficile toxin B

• Rudo Simeon,
• Mengqiu Jiang,
• Ana M. Chamoun-Emanuelli,
• Hua Yu,
• Yongrong Zhang,
• Ran Meng,
• Zeyu Peng,
• Joanita Jakana,
• Junjie Zhang,
• Hanping Feng,
• Zhilei Chen