To know if there has been implantation, a pregnancy test must be done. It is necessary to wait either 15 days after ovulation, or until the period is delayed, for the result of this test to be reliable.
The woman may also have symptoms of pregnancy such as implantation bleeding.
You may consult this article to find out more about the symptoms that may appear after embryo implantation: First signs of embryo implantation.
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