PT - JOURNAL ARTICLE AU - MARTIN SAMUELS AU - DAVID SOUTHALL TI - The role of negative pressure ventilation AID - 10.1136/adc.79.1.94b DP - 1998 Jul 01 TA - Archives of Disease in Childhood PG - 94--94 VI - 79 IP - 1 4099 - http://adc.bmj.com/content/79/1/94.3.short 4100 - http://adc.bmj.com/content/79/1/94.3.full SO - Arch Dis Child1998 Jul 01; 79