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  Indian J Med Microbiol
 

Figure 3: Placement of electrodes for multichannel electrogastrography (A1–A4 = active electrodes, R = reference electrode, G = grounding electrode) and continuous electrocardiographic recording (ECG1–ECG7)

Figure 3: Placement of electrodes for multichannel electrogastrography (A1–A4 = active electrodes, R = reference electrode, G = grounding electrode) and continuous electrocardiographic recording (ECG1–ECG7)