SEARCH Articles Figures Tables IS Lamb Shift and the Rydberg Constant Isotopic and Lamb shifts of the energy levels Lamb Shifts of the Energy Levels Lambe Lambs Leading Contribution to the Lamb Shift Natural Magnitudes of Corrections to the Lamb Shift Perturbative Treatment of the Lamb Shift Physical Origin of the Lamb Shift Separated Oscillatory Field Measurement of the Lamb Shift in The two-loop Lamb shift