title: An infrared study of unordered poly-L-proline in CaCl 2  solutions.
mesh_terms: D002122:Calcium Chloride; D002942:Circular Dichroism; D007259:Infrared Rays; D009905:Optical Rotatory Dispersion; D011108:Polymers; D011392:Proline; D012996:Solutions; D013057:Spectrum Analysis
chemical_list: D011108:Polymers; D012996:Solutions; D011392:Proline; D002122:Calcium Chloride