A descriptive cross sectional study to have normal values of the bead circumference of under one year old children in Dr. Pirngadi Hospital Medan had been done during january to February 1990. The sample size determined based on formula. was 356 (178 boys and 178 girls). https://www.alarecre.com/NHL-Dallas-Stars-Black-Background-iPhone-13-Pro-Max-MagSafe-Case-p96318/