Comparison of an alternative and existing dbs matrix for estimation of thyroid stimulating hormone (tsh) in adults.
Nikku Yadav, Vineet Sharma, Atul Kathait, Asha Chandola‐Saklani · International Journal of Advanced Research · 2016
Currently, Whatman 903 (W-903) filter paper is the only filter paper that has been used for collection of blood samples in thyroid hormones. This commercially available filter paper has so expensive which