TY - RPRT TI - Phase variable restriction-modification systems in Moraxella catarrhalis. AU - Kate L Seib AU - Ian R A Peak AU - Michael P Jennings PY - 2002 DO - 10.1111/j.1574-695x.2002.tb00548.x UR - https://pubmed.ncbi.nlm.nih.gov/11821238/ ID - 11821238 ER -