About: http://webisa.webdatacommons.org/329720414

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	If you experience symptoms such as abdominal pain, vaginal bleeding, nausea and vomiting along with a missed period, contact your doctor at the earliest.So to answer your question, 'can pregnancy tests be wrong?' the answer is yes.
http://www.w3.org/ns/prov#wasQuotedFrom	pregnancy-baby-care.com