Sterman, M B Relationship of fetal activity to maternal EEG sleep stage. [electronic resource] - Electroencephalography and clinical neurophysiology Jul 1967 - 81 p. digital Publication Type: Journal Article ISSN: 0013-4694 Subjects--Topical Terms: ElectroencephalographyFemaleFetusHumansMaternal-Fetal ExchangePregnancySleep