Back pain in pregnancy.
Johnson
D
D
Coley
S
S
D003951:Diagnostic Errors; D005260:Female; D006801:Humans; D017116:Low Back Pain / Q000209:etiology*; D018317:Nerve Sheath Neoplasms / Q000150:complications* / Q000175:diagnosis; D011247:Pregnancy; D011248:Pregnancy Complications / Q000209:etiology*; D013997:Time Factors