title: Measurement of fetal pH in the guinea pig by NMR.
mesh_terms: D000818:Animals; D001921:Brain / Q000378:metabolism; D005260:Female; D005312:Fetal Blood / Q000032:analysis*; D005311:Fetal Hypoxia / Q000175:diagnosis*; D006168:Guinea Pigs; D006863:Hydrogen-Ion Concentration; D009682:Magnetic Resonance Spectroscopy; D011247:Pregnancy