A
HUMAN NECESSITIES
A
HUMAN NECESSITIES
A61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
A61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
A61B
DIAGNOSIS; SURGERY; IDENTIFICATION
A61B
DIAGNOSIS; SURGERY; IDENTIFICATION
A61B8/00
Diagnosis using ultrasonic, sonic or infrasonic waves
A61B8/00
Diagnosis using ultrasonic, sonic or infrasonic waves
A61B8/08
Clinical applications
A61B8/08
Clinical applications
A61B8/0866
involving foetal diagnosis; pre-natal or peri-natal diagnosis of the baby
A61B8/0866
involving foetal diagnosis; pre-natal or peri-natal diagnosis of the baby