Fetta Mehouel

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Questions related from Fetta Mehouel

S'il vous plait; comment calculer la fréquence cardiaque sur un ECG?

Je cherche une technique fiable pour calculer la fréquence cardiaque sur le tracé d’électrocardiogramme ?

06 May 2023 2,137 4 View

Please, do I need a second dose of Johnson vaccine?

For the Covid Johnson vaccine, is one dose sufficient for a person already vaccinated (3 months after the vaccine) or is a second dose necessary for better protection? Thanks in advance

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Please, what are the permissible limits of the As in milk and in the meat of cattle, sheep and poultry ?

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What are the latest WHO permissible limits of As, Cd, Pb, Hg and MeHg in seafood species ?

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The difference between the toxicological reference value and the oral reference dose during chemical risk assessment ?

the difference between the toxicological reference value and the oral reference dose during chemical risk assessment

03 February 2020 5,408 4 View