title: Ultrastructure of an unstable L-form strain P42L of Proteus mirabilis.
mesh_terms: D007425:Intracellular Membranes / Q000648:ultrastructure; D007740:L Forms / Q000254:growth & development / Q000648:ultrastructure*; D011513:Proteus mirabilis / Q000254:growth & development / Q000648:ultrastructure*