Carter, M C A circuit to stabilise the baseline of low frequency waveforms. [electronic resource] - Journal of medical engineering & technology May 1977 - 155-6 p. digital Publication Type: Journal Article ISSN: 0309-1902 Standard No.: 10.3109/03091907709160630 doi Subjects--Topical Terms: Electronics, Medical--instrumentationFemaleHumansMonitoring, Physiologic--instrumentationPregnancyUterine Contraction