You can either start doing OPK and have one attempt at the first positive, or BD every 4 days (I'd do this in the 96 hour pattern, aka Monday/Friday pattern - not those days per se but that is how you count the days).
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You can either start doing OPK and have one attempt at the first positive, or BD every 4 days (I'd do this in the 96 hour pattern, aka Monday/Friday pattern - not those days per se but that is how you count the days).