Life/form® Infant Auscultation Trainer Replacement Lung Set by LifeForm $0.00 lf03599 Life/form® Infant Auscultation Trainer Replacement Lung Set / LF03599 / Cart Title Life/form® Infant Auscultation Trainer Replacement Lung Set Product ID LF03599 CheckoutType Cart Add to cart For use with the Life/form® Infant CRiSis™ Manikins.