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Your search keyword '"Okada, Kenji"' showing total 3 results

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Start Over You searched for: Author "Okada, Kenji" Remove constraint Author: "Okada, Kenji" Topic japan Remove constraint Topic: japan Publication Type Academic Journals Remove constraint Publication Type: Academic Journals
3 results on '"Okada, Kenji"'

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1. Effectiveness of four doses of pertussis vaccine during infancy diminished in elementary school age: A test-negative case-control study in Japan.

2. A nationwide population-based surveillance of invasive Haemophilus influenzae diseases in children after the introduction of the Haemophilus influenzae type b vaccine in Japan.

3. Nationwide population-based surveillance of invasive pneumococcal disease in Japanese children: Effects of the seven-valent pneumococcal conjugate vaccine.

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