title: Order-disorder and the pretransition in dipalmitoyl phosphatidylcholine multilayers.
mesh_terms: D002118:Calcium; D008567:Membranes, Artificial; D008968:Molecular Conformation; D011663:Pulmonary Surfactants; D013696:Temperature; D014961:X-Ray Diffraction
chemical_list: D008567:Membranes, Artificial; D011663:Pulmonary Surfactants; D002118:Calcium