求翻译：将67例患者采取配额抽样法按轻、中、重度随机分配至A、B两组， A组为干预组34例，B组为对照组33例，对照组采用综合治疗加内科护理常规的方法。是什么意思？

67 patients will take quota sampling method according to mild, moderate and severe randomly assigned to the A, B groups, A group for the intervention group of 34 cases, B was the control group 33 cases, the control group using conventional integrated treatment approach Jia Neike care .

Patients will be 67 to quota sampling method, at light, medium and heavy randomly assigned to two groups that A A B group, for example, intervention group B group 34 For example, contrast group 33 contrast group employs a comprehensive conventional methods of treatment and medical care.

Adopts the quota sampling method 67 example patients to be routed, the specific weight random distribution to A, the B two groups, A group for the intervention group 34 examples, B group for the control group 33 examples, the control group uses the complex therapy to add the internal medicine depart

67 cases of quota sampling method in patients with mild to moderate and severe randomly assigned to two groups a, b, a group of 34 intervention group, group b as a control group of 33 cases, control group with comprehensive treatment and medical nursing of conventional methods.