div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imagea href=https:reader043fdocumentsnetreader043viewer20220403215e50bb5854a0f430c5496d79html5page1jpg target=_blank img data-url=documentpureknawnl-and-79-years-three-of-these-six-patients-were-known-to-have-spondylarthrosishtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: pureknawnl · and 79 years Three of these six patients were known to have spondylarthrosis lumbalis In Table V the frequency of the possible AS criteria in the group of 21 PU loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader043fdocumentsnetreader043viewer20220403215e50bb5854a0f430c5496d79html5thumbnails1jpg width=140 height=200 adivdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imagea href=https:reader043fdocumentsnetreader043viewer20220403215e50bb5854a0f430c5496d79html5page2jpg target=_blank img data-url=documentpureknawnl-and-79-years-three-of-these-six-patients-were-known-to-have-spondylarthrosishtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: pureknawnl · and 79 years Three of these six patients were known to have spondylarthrosis lumbalis In Table V the frequency of the possible AS criteria in the group of 21 PU loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader043fdocumentsnetreader043viewer20220403215e50bb5854a0f430c5496d79html5thumbnails2jpg width=140 height=200 adivdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imagea href=https:reader043fdocumentsnetreader043viewer20220403215e50bb5854a0f430c5496d79html5page3jpg target=_blank img data-url=documentpureknawnl-and-79-years-three-of-these-six-patients-were-known-to-have-spondylarthrosishtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: pureknawnl ·...