Explore the intricacies of electrocardiography in this comprehensive lecture on ECG, EKG, and unipolar limb leads. Delve into the differences between unipolar and bipolar leads, understand Einthoven's triangle, and learn about Wilson leads and Wilson's central terminal. Examine Goldberger augmented leads, analyze ECG patterns, and study triaxial and hexaxial diagrams for bipolar and augmented unipolar limb leads. Gain a thorough understanding of how the heart's electrical activity is measured and interpreted through various lead configurations, essential knowledge for cardiology and medical professionals.