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. Author manuscript; available in PMC: 2012 Oct 1.
Published in final edited form as: IEEE Trans Biomed Eng. 2011 Jun 27;58(10):2835–2843. doi: 10.1109/TBME.2011.2160635

Fig. 6.

Fig. 6

Rhythm strip from subject 20 showing 3:2 synchronization of the fetal and maternal heart rates. The maternal QRS complex was removed via matched filtering. Fetal QRS complexes and maternal T-waves are indicated by “f” and “m,” respectively.