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  Indian J Med Microbiol
 

Figure 2 Changes in heart rate in the two study groups. Markers represent the mean. Error bars represent the SD. MgSO4, magnesium sulfate; NTG, nitroglycerin; pre-ind., preinduction; post-intub., postintubation; bpm, beats per minute. Data are represented as mean±SD.

Figure 2 Changes in heart rate in the two study groups. Markers represent the mean. Error bars represent the SD. MgSO<sub>4</sub>, magnesium sulfate; NTG, nitroglycerin; pre-ind., preinduction; post-intub., postintubation; bpm, beats per minute. Data are represented as mean±SD.