Q: Passage: Louise Joy Brown (born 25 July 1978) is an English woman known for being the first human to have been born after conception by in vitro fertilisation, or IVF.

Question: Based on this passage, when was the first in vitro baby born? Let's give stream of consciousness first:
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The relevant information is: Louise Joy Brown (born 25 July 1978) is an English woman known for being the first human to have been born after conception by in vitro fertilisation, or IVF. Therefore, the final answer is 25 July 1978.
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