[Placeholder: laboratory portrait, polished brass instruments, translucent anatomical diagrams, restrained clinical glow; classical medical synthesizer portrait of Galen; emphasis on anatomy, theory; ornate card corners with machine-readable glyph logic.]

[Placeholder: laboratory portrait, polished brass instruments, translucent anatomical diagrams, restrained clinical glow; modern epidemiology pioneer portrait of John Snow; emphasis on public health, data; ornate card corners with machine-readable glyph logic.]

[Placeholder: laboratory portrait, polished brass instruments, translucent anatomical diagrams, restrained clinical glow; modern antisepsis advocate portrait of Joseph Lister; emphasis on surgery, safety; ornate card corners with machine-readable glyph logic.]

[Placeholder: laboratory portrait, polished brass instruments, translucent anatomical diagrams, restrained clinical glow; modern molecular imaging pioneer portrait of Rosalind Franklin; emphasis on genetics, imaging; ornate card corners with machine-readable glyph logic.]

[Placeholder: laboratory portrait, polished brass instruments, translucent anatomical diagrams, restrained clinical glow; modern hygiene reformer portrait of Ignaz Semmelweis; emphasis on infection control, clinical practice; ornate card corners with machine-readable glyph logic.]

[Placeholder: laboratory portrait, polished brass instruments, translucent anatomical diagrams, restrained clinical glow; modern insulin co-discoverer portrait of Frederick Banting; emphasis on endocrinology, treatment; ornate card corners with machine-readable glyph logic.]

[Placeholder: laboratory portrait, polished brass instruments, translucent anatomical diagrams, restrained clinical glow; early modern circulation theorist portrait of William Harvey; emphasis on physiology, observation; ornate card corners with machine-readable glyph logic.]

[Placeholder: laboratory portrait, polished brass instruments, translucent anatomical diagrams, restrained clinical glow; modern diagnostic innovator portrait of Willem Einthoven; emphasis on cardiology, instrumentation; ornate card corners with machine-readable glyph logic.]

[Placeholder: laboratory portrait, polished brass instruments, translucent anatomical diagrams, restrained clinical glow; modern targeted therapy pioneer portrait of Paul Ehrlich; emphasis on chemotherapy, immunology; ornate card corners with machine-readable glyph logic.]

[Placeholder: laboratory portrait, polished brass instruments, translucent anatomical diagrams, restrained clinical glow; modern surgical trailblazer portrait of Christiaan Barnard; emphasis on transplantation, cardiac surgery; ornate card corners with machine-readable glyph logic.]

[Placeholder: laboratory portrait, polished brass instruments, translucent anatomical diagrams, restrained clinical glow; modern clinical scoring reformer portrait of Virginia Apgar; emphasis on neonatal care, assessment; ornate card corners with machine-readable glyph logic.]

[Placeholder: laboratory portrait, polished brass instruments, translucent anatomical diagrams, restrained clinical glow; modern blood typing pioneer portrait of Karl Landsteiner; emphasis on hematology, transfusion; ornate card corners with machine-readable glyph logic.]

[Placeholder: laboratory portrait, polished brass instruments, translucent anatomical diagrams, restrained clinical glow; modern pathogen identifier portrait of Robert Koch; emphasis on bacteriology, proof standards; ornate card corners with machine-readable glyph logic.]