Dyfyniad APA

(1983). Underdiagnosis and undertreatment of asthma in childhood.

Dyfyniad Arddull Chicago

Underdiagnosis and Undertreatment of Asthma in Childhood. 1983.

Dyfyniad MLA

Underdiagnosis and Undertreatment of Asthma in Childhood. 1983.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.