character: Nurse Jessica
topic: Common Symptoms of Vitamin D Deficiency
grade: 11
subject: Biology
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character: Nurse Jessica
topic: Importance of Vitamin D for Bone Health
grade: 11
subject: Biology
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character: Nurse Jessica
topic: Sources of Vitamin D
grade: 11
subject: Biology
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character: Nurse Jessica
topic: Effects of Vitamin D on Immune Function
grade: 11
subject: Biology
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