factor VIIIa + factor IXa -> factor VIIIa:factor IXa (Bos taurus)
factor viiia + factor ixa -> factor viiia:factor ixa (bos taurus)
factor VIIIa + factor IXa -> factor VIIIa:factor IXa (Bos taurus)
factor viiia + factor ixa -> factor viiia:factor ixa (bos taurus)