[H. Hatle and colleagues reply].
Håvard
H
Hatle
Dag Arne Lihaug
DA
Hoff
Inge
I
Lode
Åse Roald
ÅR
Sandvik
Jan Gunnar
JG
Hatlebakk
D004931:Esophageal Achalasia / Q000175:diagnosis*; D005260:Female; D006801:Humans; D006939:Hyperemesis Gravidarum / Q000209:etiology*; D011247:Pregnancy; D012120:Respiration Disorders / Q000209:etiology*