FIGURE 3. Median values of hCG from the 15th to the 18th week of pregnancy (30 sera per week) as measured by 4 different techniques: Delphia (Pharmacia), IMX total ßhCG (Abbott), IMX hCG (Abbott) and Stratus hCG (Baxter).
GFMER
Geneva Foundation for Medical Education and Research
FIGURE 3. Median values of hCG from the 15th to the 18th week of pregnancy (30 sera per week) as measured by 4 different techniques: Delphia (Pharmacia), IMX total ßhCG (Abbott), IMX hCG (Abbott) and Stratus hCG (Baxter).