Tell or Say please what method of definition of pregnancy the most exact and as...

[Rolling]

Tell or Say please what method of definition of pregnancy the most exact and how it is defined or determined by the doctor? Thanks Katya

[Malanova T.B.]

After 5 7 days of a delay - 100 % diagnostics - definition V-subedinitsy HG in a blood, after 10 days - US the vulval or vaginal gauge. Arms or hand it is possible to put pregnancy only after 20 days of a delay.