Bệnh do thiếu và thừa vitamin A
(SK&ĐS) - Tôi nghe nói thiếu và thừa vitamin A đều ảnh hưởng đến sức khoẻ. Mong bác sĩ cho biết rõ về vấn đề này? Làm thế nào để biết cơ thể thiếu hay thừa vitamin này?
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W+G7sOG7pCDhu4Thu6Lhu6o24bu24buo4buE4bu24buqNeG7hCJbVeG7tuG7hCLhu6rhu67hu4Thu7ZV4bu24buE4bugNUvhu4Thu6Dhu7Dhu4TDneG7qkzhu7Thu4Thu7bhu6hL4bqj4buE4bug4bum4buE4bugNSnhu6Lhu4Thu6Lhu6rGoOG7tuG7hOG7oOG7uEzhu7bhu4TDoU3hu4Thu6Dhu7DDmSDhu4QiW1bhu4TDnVZ74buEIuG7qijhu7DEkOG6ui974bq84bq6e+G7hOG7ouG7sktdXcOC4buCe+G6v+G7uOG7nuG6o+G7guG6vOG6v+G7q8SQ4buE4buxW+G7lOG7tuG7hOG7seG7qjLhu6Lhu4ThurPhu7bhu6rhurove+G6vA==