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1
The 2019 policy change in Saudi Arabia postponed BCG vaccination from birth to 6 months, resulting in a significant decline in BCGitis among SCID patients.
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2
The study's focus on SCID patients fails to assess the impact on the general neonatal population, leaving many immunocompetent infants unprotected.
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3
The commentary highlights the absence of a comparison with the 28-day BCG vaccination model used in other countries, which balances SCID safety and TB protection.
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4
The study does not report BCG coverage rates or defaulter rates post-policy change, risking permanent unvaccinated status for children missing the 6-month window.
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5
The analysis lacks a comprehensive evaluation of the population-level cost of delaying BCG vaccination, undermining the study's conclusions on public health implications.
