viruses: what they are and how they work - part 22 of 31. the urgent need to find a cure for aids and cancer has pushed scientists to try to unlock the mysteries of viruses. viewers discover how viruses can invade, alter, and destroy healthy cells. they a - polio leg stock videos & royalty-free footage00:33
viruses: what they are and how they work - part 21 of 31. the urgent need to find a cure for aids and cancer has pushed scientists to try to unlock the mysteries of viruses. viewers discover how viruses can invade, alter, and destroy healthy cells. they a - polio leg stock videos & royalty-free footage00:32
disabled man on wheelchair take off his shoes - stock video - polio leg stock videos & royalty-free footage00:13
pedestrians on a late 1950s new york city sidewalk - polio leg stock videos & royalty-free footage00:06
anonymous baby girl receiving her 8 week immunisation injection - polio leg stock videos & royalty-free footage00:22
man walks with help of bionic leg brace; england: london: ext various of john simpson, who suffered from polio as a child, playing golf whilst... - polio leg stock videos & royalty-free footage07:37
hertfordshire: elstree:extvarious of paralympic wheelchair athlete anne wafula strike climbing into light aircraft to take part in fly day, which... - polio leg stock videos & royalty-free footage02:27
smiling girl in wheelchair holds other girl on her lap at the georgia warm springs foundation / montage boys in wheelchairs / little girl eats turkey... - polio leg stock videos & royalty-free footage00:29
alexander hospital at luton for children with polio to close; england: bedfordshire: luton: alexander hospital: ext gv hospital: barbara and matron... - polio leg stock videos & royalty-free footage04:04
spread of polio to neighbouring countries; reporter to camera group of adult men polio victims 'crawling' along - in hospital compound close shot of... - polio leg stock videos & royalty-free footage00:39
news video wall generics library: part one; general view small baby on mother's lap in doctors consulation room / baby having polio vaccine with... - polio leg stock videos & royalty-free footage02:48
polio epidemic warning; ext beggar 'crawling' along busy city centre street male polio victim 'crawling' along road on all fours close shot of wasted... - polio leg stock videos & royalty-free footage00:22
nurse helping boy with polio in pool move legs in water therapy / indiana / newsreel - polio leg stock videos & royalty-free footage00:13
polio virus cells, magnified 77,000 times / [1/1/1942] little girl in wheelchair with deformed hand at new york city's hospital for the ruptured and... - polio leg stock videos & royalty-free footage00:26
red carnations/hiruma accepting an honor, job at the vocational aid office, crying child, mother with child with polio/infantile paralysis, mother... - polio leg stock videos & royalty-free footage02:50
contestants walk on a runway with state sashes, bathing suits, heels / grace kelly with glasses on and male judge look up / miss america 1955 lee ann... - polio leg stock videos & royalty-free footage00:15
title "march of dimes - sec'y dulles helps open '56 campaign" superimposed over secretary of state john foster dulles sitting with 6 yr old marie... - polio leg stock videos & royalty-free footage00:53
this footage was filmed and produced 7 june 2021. ugo haryono is a painter, musician, performer, and has served at the jakarta arts institute . at... - polio leg stock videos & royalty-free footage05:56
this footage was filmed and produced 7 june 2021. ugo haryono is a painter, musician, performer, and has served at the jakarta arts institute . at... - polio leg stock videos & royalty-free footage06:43
salvadoran alisandro ramos, who walks using crutches after a bout of polio during his childhood left him with limited mobility in his legs, was... - polio leg stock videos & royalty-free footage03:40
three children, seated in wheelchairs at banquet table, pose for photos as they enjoy thanksgiving dinner at the georgia warm springs foundation; two... - polio leg stock videos & royalty-free footage03:23