title: Far-infrared spectra of copoly(- -amino acids).
mesh_terms: D000409:Alanine; D005998:Glycine; D007259:Infrared Rays; D010455:Peptides; D013057:Spectrum Analysis; D014633:Valine
chemical_list: D010455:Peptides; D014633:Valine; D000409:Alanine; D005998:Glycine