உள்நுழைக
1930s - Pediatric doctors work with patients in 1936.
CIRCA 1920s - Silver nitrate is put in a newborn's eyes to prevent infection and blindness in 1928.
Doctors and nurses treat patients with hand burns at a military institute in the 1970s. (1970s)
CIRCA 1954 - A variety of subjects are taught at the American school in Kaiserslautern, Germany, such as industrial arts and home economics.
1950s - The first child receives the Salk polio vaccine in 1956.
1950s: women work in laboratory, doctor and nurse vaccinate line of children
CIRCA 1922 - A doctor and nurse vaccinate a baby and a young boy.

1079201234

கூடுதல் ஃபுட்டேஜைக் காண்க

1075769564
வீடியோ விளக்கம்

ஸ்டாக் வீடியோ ID: 1075769564

CIRCA 1936 - A little girl takes a vision test at the doctor's, and a boy is vaccinated against smallpox and diphtheria.

முக்கியத் தகவல்

வீடியோ வடிவங்கள்

ஃப்ரேம் விகிதம்

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