TR

• recovery time;

• rectal temperature;

• repetition time;

• residual tuberculin;

• terminal repeat;

• tetrazolium reduction;

• therapeutic radiology;

• therapeutic ratio;

• therapeutic recreation;

• thrombin receptor;

• thyroid [hormone] receptor;

• time release;

• time to relengthening;

• total resistance;

• total response;

• trachea;

• transfusion reaction;

• transmission rate;

• transrectal;

• tricuspid regurgitation;

• Trinder reagent;

• tuberculin R [new tuberculin];

• tuberculin residue;

• turbidity-reducing;

• turnover ratio