Table 3. Blood Pb Concentration (μg/mL) of Healthy Populations of Different Global Countries.

sr. no.	countries	Pb (μg/mL)	ref
1	Sweden	0.025	(22)
2	India	0.212	(22)
3	Belgium	0.140	(23)
4	Japan	0.049	(23)
5	USA	0.092	(23)
6	UK	0.122	(24)
7	present study	0.153