IUI and trigger

Has anyone had a 15mm follicle on cycle day 13 and got told to trigger on cycle day 15 and had <a href="https://glowing.com/glow-fertility-program">IUI</a> on cycle day 17 and if so what was the outcome I normally have a 18-19mm follicle on cycle day 13 so I trigger that night and than <a href="https://glowing.com/glow-fertility-program">IUI</a> on cycle day 15

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